Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cong lai cho snippets" » "chong lai cho snippets", "cong hai cho snippets", "cong lap cho snippets", "cong lai chau snippets", "cong bai choi snippets", "cong lai cuoc 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: (((("cong lai cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong lai cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong lai cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong lai cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.