Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuc do voi snippets" » "cuc du voi snippets", "muc do voi snippets", "cuoc doi voi snippets", "cuc doi voi snippets", "cuc dao voi snippets", "cuc do moi 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: (((("cuc do voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuc do voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuc do voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuc do voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.