Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khoi ca da snippets" » "khoi ca code snippets", "khoi can da snippets", "khoi cua da snippets", "khoi va da snippets", "khoi ca dao snippets", "khoi ca dan snippets", "khoi ca dam 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: (((("khoi ca da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoi ca da snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( khoi ca da snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khoi ca da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.