Perhaps you should try some spelling variations:
"tang canh tranh snippets" » "tang hanh tranh snippets", "tang thanh tranh snippets", "trong canh tranh snippets", "tang canh trinh snippets", "tang canh thanh snippets", "tang canh tran snippets", "tang 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: (((("tang 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: (((("tang canh tranh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tang canh tranh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tang canh tranh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.