Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thuc vu da snippets" » "thuc vu code snippets", "phuc vu da snippets", "thuc va da snippets", "thuc ve da snippets", "thuc vu dai snippets", "thuc vu dao snippets", "thuc vu day 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: (((("thuc vu da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc vu da snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thuc vu da snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc vu da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.