Perhaps you should try some spelling variations:
"gia tuong san snippets" » "gia cuong san snippets", "gian muong san snippets", "gia cong san snippets", "gia truong san snippets", "gia tuong sang snippets", "gia trong san snippets", "gia tuong san 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: "((((\"gia tuong san snippets\") OR (\"dung java java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( gia tuong san snippets ) OR ( dung java java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("gia tuong san snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets"))*.