Perhaps you should try some spelling variations:
"chung han trinh snippets" » "chung nhan trinh snippets", "chung than trinh snippets", "chuong han trinh snippets", "chung hanh trinh snippets", "chung dan trinh snippets", "chung van trinh snippets", "chung han trinh 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: (((("chung han trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chung han trinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chung han trinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chung han trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.