interface between vs face...in contact with

Some examples from the web:

• There is an interface between subsection 4.
• This basic parameter covers the interface between infrastructure and rolling stock regarding the vertical load.
• The interface between building materials, decentralised solar and biomass based renewables, smart metering and grids will create a change of paradigm to buildings as power generators.
• interface between different actors on the infrastructure.
• Migros is aware of its responsibility at the interface between supply and demand.
• This is the interface between Eurobalise and the lineside electronic unit (LEU).
• This is the interface between Euroloop and the LEU.
• It acts as the interface between the TPCC and the US economy.
• This interface between Infrastructure and Rolling stock is covered by the clause 4.2.2.6.2 of the CR OPE TSI.
• technical compatibility at the interface between network and vehicles is crucial for safety.
• A properly integrated European common market should strengthen the technology transfer, creating a wide interface between industry and research.
• The EESC invites the Commission to identify the incompatibilities in the interface between land and sea networks to facilitate the connection of EU with neighbouring countries having common frontiers.
• What this means for us is that the Committee on Petitions is the interface between the European people and their Parliament when it comes to enforcing Community law.
• The EDPS notes that the proposal only addresses the activities of CRSs in their quality of interface between airlines and travel agents.
• Requirements for hazards related to errors at the interface between driver and on-board ERTMS/ETCS are an open point.
• Such information may need to include the technical specifications of the interface between the appliance and its installation environment.
• There is an interface between this operational requirement and Subsection 4.2.2 in the HS CCS TSI associated with ERTMS.
• Under the proposal, ENISA will establish an interface between enhancing its activities on cyber security and the fight against cyber crime.
• The interface between motion sensors and vehicle units shall be compliant with ISO 16844-3:2004, Cor 1:2006.
• This dedicated funding should therefore be limited to the development of a decentralised information exchange system, namely measures including software, to enhance interface between surveillance systems.

Some examples from the web:

• Commander Sinclair... in the last hour, I have been in contact with the Vorlon government.
• Has the Commission been in contact with the Irish Government concerning the rights of Irish/EU citizens whose parents face deportation?
• Growin'up the son of a... of a huge plantation owner in Mississippi puts a white men in contact with a whole lot o'... black faces.
• Growin'up the son of a... of a huge plantation owner in Mississippi puts a white men in contact with a whole lot o'... black faces.
• The biggest frustration that passengers face in situations like this is trying to get information, trying to get in contact with the airlines.
• its striking face is in contact with the foremost part of the vehicle;
• The Commission remains in contact with the Member States concerned.
• The tape is held taut throughout the operation with one end held in contact with the ground, vertically below the front face of the bumper and the other end held in contact with the frontal upper surface.
• I'm in contact with those in contact with him.
• And I left Andy high, to stay in contact with Danang.
• I tried to get in contact with him.
• I'm in contact with some quite important spiritual vibrations.
• We have no interest in contact with you.
• We may come in contact with Death herself.
• You can't deny being in contact with the resistance.
• I've always kept in contact with my mother.
• I am in contact with the Queen of Saba.
• 'He wants to get in contact with Derek.
• Who they might have come in contact with.
• We're in contact with the f.B.I.