Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nang va ho snippets" » "nang van ho snippets", "hang va ho snippets", "nang ma ho snippets", "nang va hoc snippets", "nang va hoa snippets", "nang va hoi 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 va ho 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 va ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang va ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang va ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.