Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chi tu cung snippets" » "chi tu chung snippets", "chi tu cuong snippets", "chi tuc cung snippets", "choi tu cung snippets", "cai tu cung snippets", "thi tu cung 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: (((("chi tu cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chi tu cung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chi tu cung snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi tu cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.