Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho thu cuc snippets" » "cho thue cuc snippets", "cho chu cuc snippets", "cho phu cuc snippets", "cho thi cuc snippets", "cho thu tuc snippets", "cho thu cua 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: (((("cho thu 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: (((("cho thu cuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho thu cuc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho thu cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.