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