Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhanh tu de snippets" » "nhanh tu code snippets", "hanh tu de snippets", "nhan su de snippets", "anh tu de snippets", "nhanh tu den snippets", "nhanh tu do snippets", "nhanh tu le snippets"
"python using java snippets" » "python using data 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: (((("nhanh tu de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhanh tu de snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( nhanh tu de snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhanh tu de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.