Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"anh ta cuu snippets" » "anh tu cuu snippets", "anh va cuu snippets", "anh tuan cuu snippets", "anh tra cuu snippets", "anh ta cau snippets", "anh ta luu 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: (((("anh ta cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh ta cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh ta cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh ta cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.