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