Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nang roi can snippets" » "nang noi can snippets", "nang ro can snippets", "trang roi can snippets", "nang voi can snippets", "nang loi can snippets", "nang roi loan 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: (((("nang roi can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nang roi can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang roi can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang roi can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.