Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"quan cua dot snippets" » "quan cua code snippets", "quan luan dot snippets", "ban cua dot snippets", "gian cua dot snippets", "quan cua mot snippets", "quan cua bot snippets", "quan cua dong 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: (((("quan cua dot snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quan cua dot snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( quan cua dot snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quan cua dot snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.