Operation comleted vs Operation is comleted

Some examples from the web:

• Our microsurgery is advanced enough to complete the operation.
• This marking operation shall be completed before the start of measuring operations.
• Another key delete operation is still in progress. Please wait a moment until this operation is complete.
• GEGL Operation tool with no operation selected.
• Multi-Voltage Operation: User selectable for 100/110/120/210/220/230 VAC operation.
• Verification by inspection whether system operation interferes with operation of primary driving controls resulting in an unintended effect on vehicle motion.
• Applicants must have the operational capability to complete the proposed operation and should provide the appropriate supporting documentation.
• Pending final verification of the logs, and assuming the last copy operation completed.
• We have no way of confirming if he successfully completed his operation.
• District 9 was demolished after the alien resettlement operation was completed.
• Frou-Frou, tonight Operation Catnapper will be completed.
• Several days ago, the Agency completed an eight-month operation and captured Guzman in Santiago, Chile.
• The requested operation cannot be completed.
• Although project construction has been completed, it is not in operation.
• Consequently, preparations and the operation itself need to be completed with the utmost care.
• The operation will be completed by the opening up of national markets from the technical point of view.
• For all we know, they may have completed the operation.
• Col. Turner and I will remain at headquarters till operation completed.
• Eva Unit 01's recovery operation is complete.
• A complete record of the entire anomaly operation.

Some examples from the web:

• Any further involvement in operations is no longer possible.
• Every undercover operation is high risk.
• A CIA rescue operation is underway.
• This operation is now under Naval command.
• Operation is limited to direct insurance and reinsurance.
• In principle, the operation is finished.
• Another key delete operation is still in progress. Please wait a moment until this operation is complete.
• Community financing of export operations is unjustified where the operation is not a normal commercial transaction, since it has no real economic purpose and is effected solely to obtain a payment from the Community.
• As tight as Dekker's operation is, he has his problems.
• 'Cause this entire counterfeiting operation is my fault.
• If someone discovers this missing, this operation is a bust.
• Civil servant contacts the German security authorities, who inform the Americans that the CIA operation is unwelcome.
• The rapporteur thinks this co-operation is needed in order to enlarge the terms of exchange of experiences.
• My knowledge of specific operations is sadly restricted to only what I was told.
• And this little unsanctioned operation is tenement-ed treasonous.
• Your co-operation is to be ensured and your unreliability assumed.
• But you don't understand that this entire operation is a house of cards.
• Well, her operation is classified, sir.
• All right, but if any other operation is compromised...
• Operations is the most aggressive program.