Perhaps you should try some spelling variations:
"pea practical guides" » "pea practical guide", "pea practice guide", "pea practices guide", "a practical guides", "2a practical guides", "6a practical guides"
"africa practical guides" » "africa practical guide", "africa practice guide", "africa practices guide", "africa critical guides", "african political guides"
prca practice » oca practice, data practice, cysa practice
a practice » a practical

Try widening your search to All Fields.

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: (("((prca practice) or (a practice)) guides") OR ((("pea practical guides") OR ("africa practical guides")))).
• Removing quotes may allow a broader search: (( ((prca practice) or (a practice)) guides ) or ((( pea practical guides ) or ( africa practical guides )))).
• Adding a wildcard symbol may retrieve word variants: (("((prca practice) or (a practice)) guides") or ((("pea practical guides") or ("africa practical guides"))))*.