31.  Had William Day, a man with a long criminal record, just happened along inadvertently?

32.  Happened straight after finishing school in Vienna.

33.  He also happened to have a wager on the outcome of the football game.

34.  He just happened to be there after solving another case.

35.  Here it probably happened by sailing into the steep wave resulting in a sudden loss of speed.

36.  How did you happen to wind up with Raffles hanging out in your closet?

37.  I happened on the restaurant by chance.

38.  I happened to let slip how much James gave me for it.

39.  I happened to look up and see this guy a few feet away, wrapped in a towel, staring.

40.  I happened to see Hannah at the store today.