Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chat cao oc snippets" » "chat co oc snippets", "chat cho oc snippets", "chat bao oc snippets", "chat cao hoc snippets", "chat cao toc snippets", "chat cao ngoc 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: (((("chat cao oc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chat cao oc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chat cao oc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chat cao oc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.