Perhaps you should try some spelling variations:
"tran hong tien snippets" » "tran hoang tien snippets", "tran hung tien snippets", "tran trong tien snippets", "tran dong tien snippets", "tran tong tien snippets", "tran hang tien snippets", "tran hong tien 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 hong tien snippets\") OR (\"dung java java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( tran hong tien snippets ) OR ( dung java java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("tran hong tien snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets"))*.