Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoi tang co snippets" » "hoi lang co snippets", "hoi dang co snippets", "hoi nang co snippets", "hoi tang cho snippets", "hoi tang o 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: (((("hoi tang 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: (((("hoi tang co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoi tang co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi tang co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.