11.   But hundreds of thousands more in the southern Kivu area remain unaccounted for and may still be trapped behind militia lines.

12.   But Riviere does make a fuss about a number of fully developed characters trapped behind the lines in Tuscany.

13.   But just as Luther is in the midst of raiding a walk-in vault filled with loot, the heist is interrupted and Luther is trapped behind a one-way mirror.

14.   For Chelsey, Moebius has meant her emotions are trapped behind a stony face, making it nearly impossible for her to communicate happiness and joy, she said.

15.   His son, wearing his seat belt, was trapped behind the steering wheel and drowned.

16.   How much his vision would return now depended on the blood trapped behind his retina.

17.   I leave the lumberyard and promptly get trapped behind a funeral procession.

18.   Hundreds of thousands of persons who had survived Nazi extermination efforts now found themselves still prisoners, trapped behind the barbed wire of displaced persons camps.

19.   If you thaw a pipe farther away from the tap, water could be trapped behind the ice block and could turn to steam, rupturing the pipe.

20.   Others, thinking the war would be brief, fled to parents and relatives only to find themselves trapped behind enemy lines.