Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chat doc co snippets" » "chat hoc co snippets", "chau doc co snippets", "thuat doc co snippets", "chat duoc co snippets", "chat doc cao 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: (((("chat doc co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chat doc co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chat doc co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chat doc co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.