101.   A number of examples of positive action in different countries are noted.

102.   A number of exercises would be conducted using computer simulation, rather than actual troops.

103.   A number of experiments already have been conducted with mixed results.

104.   A number of experiments have been set up to try to establish a satisfactory method of appraisal.

105.   A number of explanations for these results are available, but it is not yet clear which explanations are correct.

106.   A number of fa?

107.   A number of factors affect policy outcomes.

108.   A number of factors combined to produce a very positive relationship between the research, the researchers, and the team.

109.   A number of factors determine the length of the notation in a classification scheme.

110.   A number of factors have combined to create this difficult situation.