Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"hung thu vu snippets" » "ung thu vu snippets", "dung thu vu snippets", "hong thu vu snippets", "hung thuy vu snippets", "hung thu tu snippets", "hung tu vu snippets", "hung thu vu slippers"

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: (((("hung thu vu snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hung thu vu snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( hung thu vu snippets ) or ( python using java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hung thu vu snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.