Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chao tu du snippets" » "chao xu du snippets", "cho tu du snippets", "cao tu du snippets", "chao tu duy snippets", "chao tu dau snippets", "chao tru du 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: (((("chao tu du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chao tu du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chao tu du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chao tu du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.