Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoi nhap cay snippets" » "hoi dap cay snippets", "moi nhat cay snippets", "hoi nhap ca snippets", "hoi nham cay snippets", "hoi nhanh cay 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 nhap cay 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 nhap cay snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoi nhap cay snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi nhap cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.