Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nang lay co snippets" » "nang lam co snippets", "nang cao co snippets", "nang luc co snippets", "nang ly co snippets", "nang cay co snippets", "nang tay co 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 lay co 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 lay co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang lay co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang lay co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.