Perhaps you should try some spelling variations:
"occasional drivers, occasional writer" » "occasional verse, occasional writer", "occasional letters, occasional writer", "occasional prayer, occasional writer", "occasional drivers, occasional notes", "occasional drivers, occasions written"
"occasional papers, occasional prayers" » "occasional paper, occasional prayers", "occasional verse, occasional prayers", "occasional notes, occasional prayers"
"occasional papers, occasional poems" » "occasional paper, occasional poems", "occasional verse, occasional poems", "occasional notes, occasional poems", "occasional papers, occasional notes", "occasional papers, occasional verse"

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 papers, occasional poems"))) OR ("occasional drivers, occasional writer")).
• Removing quotes may allow a broader search: (((( occasional papers, occasional prayers ) or ( occasional papers, occasional poems ))) or ( occasional drivers, occasional writer )).
• Adding a wildcard symbol may retrieve word variants: (((("occasional papers, occasional prayers") or ("occasional papers, occasional poems"))) or ("occasional drivers, occasional writer"))*.