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