Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"rua thuc ho snippets" » "qua thuc ho snippets", "cua thuoc ho snippets", "luan thuc ho snippets", "rua thuoc ho snippets", "rua thuc ha snippets", "rua thuc 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: (((("rua thuc ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("rua thuc ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( rua thuc ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("rua thuc ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.