Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"den binh voi snippets" » "den tinh voi snippets", "den sinh voi snippets", "duyen binh voi snippets", "den binh hoi snippets", "den minh 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: (((("den binh 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: (((("den binh voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( den binh voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("den binh voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.