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