Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhan mac do snippets" » "han mac do snippets", "nhan ma do snippets", "nganh mac do snippets", "nhan mac dao snippets", "nhan muc do snippets", "nhan mac dong 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: (((("nhan mac do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan mac do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan mac do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan mac do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.