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