Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac nghe cay snippets" » "cap nghe cay snippets", "cac nghi cay snippets", "can nghe cay snippets", "cac nghe cao snippets", "cac nghe may snippets", "cac nghe xay 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: (((("cac nghe cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac nghe cay snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac nghe cay snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac nghe cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.