Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc chan oc snippets" » "thuc can oc snippets", "thuc nhan oc snippets", "thuc phan oc snippets", "thuc chan o snippets", "thuc cham soc 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: (((("thuc chan 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: (((("thuc chan oc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc chan oc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc chan oc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.