water well vs water occured

Some examples from the web:

• water well drilling, see 45.25,
• water well drilling, see 45.25,
• water well drilling, see 45.25,
• You know, people say how half of all water well projects, a year later, are failed.
• water well drilling and construction, shaft sinking,
• water well drilling and construction, shaft sinking,
• water well drilling and construction, shaft sinking
• Water well drilling and septic system installation works
• I came out to the water well not properly dressed and saw them coming.
• I was going to the water well one day for my mother.
• Depth is also variable, from areas where the slate is visible, to others where the soil is relatively deep at more than 50 centimetres and retains water well.
• The wall represents annexing of territory: 30 water wells seized, 16 Palestinian villages separated from cultivatable land.
• These earthquakes are shaking up our water wells like soda pop.
• This is one of four water wells in the city.
• Given the salinity of the soil, it is impossible to grow the fodder needed for livestock, and drinking-water wells are being contaminated.
• Either of you have any experience with water wells?
• 'You can draw water out of a water-well...''... said the Hatter;
• The construction of the barrier has led to the confiscation of more than 23000 hectares of the West Bank's most fertile land, representing slightly less than 15 % of all West Bank agricultural land, and loss of control over 49 Palestinian water wells.
• And the gears work in water as well.
• Staging points are necessary to feed and water as well as to properly check the health status.

Some examples from the web:

• An error occured while detecting silences.
• Member States and countries negotiating accession to the EU can apply for financial assistance within 10 weeks after the damaging event has occured.
• This occured during a previous suspend and prevented it from resuming properly.
• The date when the change occured.
• Peak excretion occured within 7 days of dosing.
• An error occured while writing to disc
• You know, an ugly thought has just occured.
• As soon as this occured waterbills for the allready impoverished local residents skyrocketed.
• On this very night something very strange occured.
• And it may had just occured to me that as much as I love my little Gracie-girl... You knows, now...
• No word yet if anyone at home when the blast occured.
• It just never occured to me.
• You were in the deepest stages of REM when this occured.
• African horse sickness, Venezuelan equine encephalomyelitis and vesicular stomatitis have never occured.
• A trust error occured while attempting to access
• Due to the fact that no problems have ever occured in practise when terminating an investigation the advisory procedure is the appropriate choice.
• It occured to me that if Amy wasn't his first there might be other cases in common.
• It occured while most of the people were ashore at one of their native peasts.
• I come finally to the matter of the distressing tragedy which occured two days ago.
• And it may had just occured to me that as much as I love my little Gracie-girl...