Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cay lanh da snippets" » "cao lan da snippets", "cay lam da snippets", "cay dan da snippets", "cay lanh dao snippets", "cay lanh va snippets", "cay danh dau 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: (((("cay lanh da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cay lanh da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cay lanh da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cay lanh da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.