Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phu vu can snippets" » "phu vu code snippets", "phuc vu can snippets", "phu nu can snippets", "khu vu can snippets", "phu vu van snippets", "phu vu cao snippets", "phu vu ban 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: (((("phu vu can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phu vu can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phu vu can snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phu vu can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.