21.   Some analysts said they were surprised that a software problem would delay subscription plans for Microsoft, the leading personal computer software company.

22.   The decline came after technical problems delayed shipments of its products in the second quarter and international sales slumped.

23.   The hazard here is the little lines may have few planes, and a mechanical problem can delay an anxious traveler.

24.   The SEC said Pinez bought an unspecified number of additional options later, but computer problems had delayed the retrieval of the information.

25.   Translating the archive from Web to disk proved more difficult than the researchers originally thought, and technical problems have delayed the release for more than two years.

26.   Who would have thought that a technical problem would delay the Japanese?

27.   A fleeting radar problem delayed the flight one day.

28.   A fleeting cooling-system problem delayed the launch by one minute.

29.   Although the knife wound in her back healed quickly, Seles has said that psychological problems delayed her return.

30.   Although that should make it more attractive for investors, he said numerous local legislative and economic problems delay large investments in Ukraine.