Perhaps you should try some spelling variations:
"creating cau code snippets" » "creating a code snippets", "creating _ code snippets", "creating cau cong snippets", "creating cau de snippets", "creating cfd code snippets"
"reading a a snippets" » "reading _ a snippets", "reading 1 a snippets", "reading 2 a snippets"
"locating bug core snippets" » "locating bug code 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: (((("reading a a snippets") or ("creating cau code snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("reading a a snippets") OR ("creating cau code snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( reading a a snippets ) or ( creating cau code snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("reading a a snippets") or ("creating cau code snippets"))) or ("locating bug core snippets"))*.