Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho co lon snippets" » "cheo co lon snippets", "cho cao lon snippets", "cho con lon snippets", "cho cho lon snippets", "cho co loi snippets", "cho co don 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 co lon 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 co lon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho co lon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho co lon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.