Perhaps you should try some spelling variations:
"creating a a snippets" » "creating _ a snippets", "reading a a snippets"
"creating ngoc hoa snippets" » "creating hoc hoa snippets", "creating nghe hoa snippets", "creating ngoc hai 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 ngoc hoa 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 ngoc hoa snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( creating a a snippets ) or ( creating ngoc hoa snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("creating a a snippets") or ("creating ngoc hoa snippets"))) or ("locating bug code snippets"))*.