Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan thue chi snippets" » "dan thuc chi snippets", "dan thu chi snippets", "van thue chi snippets", "dan thue che snippets", "dan thuy chi 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: (((("dan thue chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan thue chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan thue chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan thue chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.