Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong cho phe snippets" » "cong cho code snippets", "dong cho phe snippets", "cong co phe snippets", "rong cho phe snippets", "cong cho he snippets", "cong cho phu snippets", "cong ho phe 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: (((("cong cho phe snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong cho phe snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cong cho phe snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong cho phe snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.