Perhaps you should try some spelling variations:
"tran thong tu snippets" » "toan thong tu snippets", "tran trong tu snippets", "tran hong tu snippets", "tran phong tuc snippets", "tran thong tin snippets", "tran thong ke snippets", "tran thong tu 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"

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"tran thong tu snippets\") OR (\"dung java java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( tran thong tu snippets ) OR ( dung java java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("tran thong tu snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets"))*.