Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhan nam hoi snippets" » "nhan tam hoi snippets", "ngan nam hoi snippets", "thanh nam hoi snippets", "nhan nam khoa 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 nam hoi 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 nam hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan nam hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan nam hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.