Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phuc cua cua snippets" » "phuc cua code snippets", "thuc cua cua snippets", "hoc cua cua snippets", "phuc vu cua snippets", "phuc cua chua snippets", "phuc ca cua snippets", "phuc qua cua 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 cua 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 cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phuc cua cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phuc cua cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.