Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using code snippets" » "python using cfd snippets", "python using one snippets"
"thi dan de snippets" » "thi doan de snippets", "thi lan de snippets", "thi dai de snippets", "thi dan den snippets", "thi dang de snippets", "thi van de 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: (((("thi dan de snippets") or ("python using code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi dan de snippets") OR ("python using code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( thi dan de snippets ) or ( python using code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi dan de snippets") or ("python using code snippets"))) or ("locating bugs code snippets"))*.