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