Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sinh rang du snippets" » "dinh rang du snippets", "hinh rang du snippets", "sinh bang du snippets", "sinh trang du snippets", "sinh nang du snippets", "sinh tang du 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: (((("sinh rang du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sinh rang du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sinh rang du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sinh rang du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.