Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu tang cua snippets" » "thu trang cua snippets", "thu thang cua snippets", "thu hang cua snippets", "thu mang cua snippets", "thu tang luan 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: (((("thu tang cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu tang cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu tang cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu tang cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.