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