Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phung hoi ve snippets" » "phung ho ve snippets", "phuong hoa ve snippets", "nhung thoi ve snippets", "phung hoi va snippets", "phung moi ve snippets", "phung noi ve 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: (((("phung hoi ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phung hoi ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phung hoi ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phung hoi ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.