Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"from tao hoa snippets" » "from two hoa snippets", "from a hoa snippets", "from vat hoa snippets", "from bao hoa snippets", "from tao hoi snippets", "from tao ho 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: (((("from tao hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("from tao hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( from tao hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("from tao hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.