Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con nam noi snippets" » "cong nam noi snippets", "chon nam noi snippets", "bon nam noi snippets", "con nam hoi snippets", "con nam doi snippets", "con nam nhin 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: (((("con nam noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("con nam noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con nam noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con nam noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.