Perhaps you should try some spelling variations:
occasional prayers » occasional poems
occasional writers » occasional drivers, occasional writings, occasional letters
occasions writtens » occasion written, occasions fitted, occasionally written
occasional papers » occasional paper, occasional poems, occasional verse
occasional writer » occasional notes

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( occasional papers, occasional prayers ) OR ((( occasional writers, occasional writer ) OR ( occasions writtens, occasions written ))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( occasional papers, occasional prayers ) or ((( occasional writers, occasional writer ) OR ( occasions writtens, occasions written ))))*".