Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoa dau da snippets" » "hoa dan da snippets", "hoa dai da snippets", "hoa dam da snippets", "hoa dau va snippets", "hoa dau ha 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: (((("hoa dau da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoa dau da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoa dau da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoa dau da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.