Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cham voi dot snippets" » "cham voi code snippets", "cham hoi dot snippets", "pham voi dot snippets", "cham soc dot snippets", "cham voi doi snippets", "cham voi dat snippets", "cham voi 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: (((("cham voi 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: (((("cham voi dot snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cham voi dot snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cham voi dot snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.