11.  Possible reasons for such ureteric obstruction include periureteric fat necrosis by pancreatic enzymes and compression by the inflammatory mass.

12.  Follow-up work could involve discussion of possible reasons for the discrepancies.

13.  But you will probably also want to consult critical analyses of those works, for a range of possible reasons.

14.  There are several possible reasons for this including inaccuracies in the estimates of lithospheric thickness and the over-zealous identification of hot spots on the African Plate.

15.  Hunting has been cited as a possible reason for decline -- the migration route crosses areas of southern Europe where bird shooting is a popular pastime.

16.  He says they stopped selling replica handguns because he suspected that some of his customers wanted them for possible criminal reasons.

17.  While your commentary should naturally be unbiased, it is reasonable that it should include possible reasons for any patterns revealed.

18.  Suggest possible reasons for the increase in the velocity of circulation.

19.  What possible reason is there for not playing Bodin?

20.  Although the researchers were unable to determine why the younger women did worse than the men did, they pointed to several possible reasons.