Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chao thi cuc snippets" » "cao thi cuc snippets", "chai thoi cuc snippets", "pham thi cuc snippets", "chao tai cuc 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: (((("chao thi cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chao thi cuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chao thi cuc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chao thi cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.