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