Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chuc cua toi snippets" » "chuc cua code snippets", "thuc cua toi snippets", "phuc cua toi snippets", "chu cua toi snippets", "chuc cua hoi snippets", "chuc cua moi snippets", "chuc cua loai 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: (((("chuc cua toi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chuc cua toi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chuc cua toi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuc cua toi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.