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