Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"noi lang son snippets" » "hoi lang son snippets", "noi bang son snippets", "nhon lang son snippets", "noi nang song snippets", "noi bang song snippets", "noi anh son 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: (((("noi lang son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("noi lang son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( noi lang son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("noi lang son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.