Perhaps you should try some spelling variations:
"locatinhg bug code snippets" » "locating bug code snippets", "locatinhg bug core snippets"
"python using java snippets" » "python using data snippets"
"khu co cac snippets" » "khu do cac snippets", "khi co cac snippets", "thu co cac snippets", "khu cho cac snippets", "khu ca cac snippets", "khu co cau 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: (((("khu co cac snippets") or ("python using java snippets"))) or ("locatinhg bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khu co cac snippets") OR ("python using java snippets"))) OR ("locatinhg bug code snippets")).
• Removing quotes may allow a broader search: (((( khu co cac snippets ) or ( python using java snippets ))) or ( locatinhg bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khu co cac snippets") or ("python using java snippets"))) or ("locatinhg bug code snippets"))*.