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