Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang ha so snippets" » "dong ha so snippets", "dung ha so snippets", "lang ha so snippets", "dang ha son snippets", "dang hai so snippets", "dang ham so 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: (((("dang ha so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang ha so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang ha so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang ha so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.