Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuu nhan hoa snippets" » "cu nhan hoa snippets", "cua nhan hoa snippets", "cuu thanh hoa snippets", "cuu nhan khoa snippets", "cuu phan hoa 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: (((("cuu nhan hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuu nhan hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuu nhan hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuu nhan hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.