Perhaps you should try some spelling variations:
"khoi canh tranh snippets" » "kho canh tranh snippets", "khoi can tranh snippets", "khoi nganh tranh snippets", "khoi canh trinh snippets", "khoi canh thanh snippets", "khoi canh tran snippets", "khoi canh tranh 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: (((("khoi canh tranh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoi canh tranh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khoi canh tranh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khoi canh tranh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.