Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ngoi van cau snippets" » "nguoi van cau snippets", "ngo van cau snippets", "ngai van cau snippets", "ngoi van dau snippets", "ngoi van hau snippets", "ngoi van chat 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: (((("ngoi van cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ngoi van cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ngoi van cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ngoi van cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.