Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac nghe gom snippets" » "cap nghe gom snippets", "cac nghi gom snippets", "can nghe gom snippets", "cac nghe hoa snippets", "cac nghe noi snippets", "cac nghe 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: (((("cac nghe gom 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 gom snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac nghe gom snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac nghe gom snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.