Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luoc doi te snippets" » "cuoc doi te snippets", "luoc dai te snippets", "hoc doi te snippets", "luoc doi tw snippets", "luoc doi de snippets", "luoc toi te 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: (((("luoc doi te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luoc doi te snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luoc doi te snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luoc doi te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.