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