Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luat da voi snippets" » "luat dat voi snippets", "luat dan voi snippets", "luat dau voi snippets", "luat dao voi snippets", "luat dua voi snippets", "luat ba voi 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: (((("luat da 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: (((("luat da voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luat da voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luat da voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.