Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang vat can snippets" » "dang van can snippets", "dong vat can snippets", "dang nhat can snippets", "dang vat ran snippets", "dang bat can snippets", "dang mat can 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 vat can 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 vat can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang vat can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang vat can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.