Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang su tong snippets" » "dang su trong snippets", "dang su tuong snippets", "dang su song snippets", "dan su tong snippets", "dung su tong snippets", "dong su tong 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: (((("dang su tong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang su tong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang su tong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang su tong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.