Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chinh ca don snippets" » "chinh ta don snippets", "chinh va don snippets", "chinh tai don snippets", "chinh cac don snippets", "chinh ca dong snippets", "chinh ca dan snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("chinh ca don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chinh ca don snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chinh ca don snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chinh ca don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.