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