Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chun su cong snippets" » "chuc su cong snippets", "chun yu cong snippets", "chuyen su cong snippets", "chun su cuong snippets", "chun sua cong snippets", "chun tu cong 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: (((("chun su cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chun su cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chun su cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chun su cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.