Perhaps you should try some spelling variations:
"trien thi dao snippets" » "trieu thi dao snippets", "tren thi dao snippets", "trien chi dao snippets", "trien thi dai snippets", "trien thi hao snippets", "trien thi dan snippets", "trien thi dao slippers"
"python using a snippets" » "python using a slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("python using a snippets") or ("trien thi dao snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using a snippets") OR ("trien thi dao snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using a snippets ) or ( trien thi dao snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using a snippets") or ("trien thi dao snippets"))) or ("locating bug code snippets"))*.