Perhaps you should try some spelling variations:
"creating aac che snippets" » "creating _ che snippets", "creating _ac che snippets", "reading aac che snippets", "creating cac che snippets", "creating sach che snippets"
"creating a a snippets" » "creating _ a snippets", "reading a a snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("creating aac che snippets") or ("creating a a snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("creating aac che snippets") OR ("creating a a snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( creating aac che snippets ) or ( creating a a snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("creating aac che snippets") or ("creating a a snippets"))) or ("locating bug code snippets"))*.