Perhaps you should try some spelling variations:
"trong hanh ma snippets" » "trong thanh ma snippets", "trong anh ma snippets", "trong canh ma snippets", "trong hanh mau snippets", "trong hanh may snippets", "trong hanh va snippets", "trong hanh ma slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("dung java java snippets") or ("trong hanh ma snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("trong hanh ma snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( trong hanh ma snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("trong hanh ma snippets"))) or ("locating bug code snippets"))*.