1.   Military sources said the unarmed plane split off from another MiG during a training flight east of the Golan Heights.

2.   Two aircraft on a training flight collided and plummeted to the ground.

3.   Lance Corporal Gary Manning was one of nine servicemen who died when an RAF Hercules crashed during a low-level training flight in Scotland two weeks ago.

4.   It merely compounded the tragedy that the plane was on a training flight.

5.   The plane, on a training flight from RAF Finningley, flew feet over the head of farmer John Burn and his father.

6.   The men died when their plane crashed near Kirkoswald on a training flight.

7.   An Air Force fighter from Tyndall, Fla., was diverted from a routine training flight to check out the jet.

8.   A group of West Texas ranchers has filed a federal lawsuit seeking to block the expansion of low-level training flights by the German and American air forces.

9.   According to Khayal, the plane was on a routine training flight for junior pilots.

10.   Airports officials have also restricted training flights at night.

a. + flight >>共 1139
international 6.25%
commercial 5.32%
domestic 5.02%
first 3.75%
daily 2.56%
scheduled 2.30%
connecting 1.96%
long 1.78%
training 1.71%
weekly 1.64%
training + n. >>共 411
camp 28.46%
program 8.49%
session 5.39%
exercise 3.66%
center 3.51%
course 2.84%
mission 2.29%
facility 2.18%
ground 2.07%
programme 1.55%
flight 1.29%
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