21.   A lot of companies are having weakness in online advertising.

22.   After he won the British Open last weekend, Tiger Woods said he still has weaknesses in his golf game.

23.   All four of these corporate-office suppliers have their weaknesses.

24.   Aiello himself admits the pilot episode has weaknesses, but he promises better.

25.   But although flashy, it has fundamental weaknesses.

26.   But at this point the writers seem to have a weakness for soft-boiled plots and touchy-feely messages.

27.   But both men have a weakness for well-known brands and neither is above a bit of boosterism.

28.   But each of them had a weakness.

29.   But each is considered to have a weakness.

30.   But even the master has her weaknesses, they say.