Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong ha voi snippets" » "cong ha code snippets", "cong hoa voi snippets", "dong ha voi snippets", "cong tac voi snippets", "cong ha noi snippets", "cong ba voi snippets", "cong da voi 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 ha voi 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 ha voi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cong ha voi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong ha voi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.