Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hang cao oc snippets" » "hoang cao oc snippets", "nang cao oc snippets", "hang ca oc snippets", "hang cao hoc snippets", "hang cao toc snippets", "hang 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: (((("hang 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: (((("hang cao oc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hang cao oc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang cao oc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.