Perhaps you should try some spelling variations:
"nang va chai" » "nang van chai", "nang ma chai", "dang va chai", "nang va cai", "nang va chat", "nang va cham"
"hang va khai" » "hang van khai", "hang va khao", "hang va kha"
"bang va chai" » "bang va cai", "bang va chat", "bang va cham", "ban va chai", "trang va chai", "dang van chai"
"hang va hai" » "hang van hai", "hang va bai", "hang va hoi"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("hang va hai") or ("hang va khai"))) or ((("nang va chai") OR ("bang va chai"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang va hai") OR ("hang va khai"))) OR ((("nang va chai") OR ("bang va chai")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"hang va hai\") or (\"hang va khai\"))) or (((\"nang va chai\") OR (\"bang va chai\"))))".
• Removing quotes may allow a broader search: (((( hang va hai ) or ( hang va khai ))) or ((( nang va chai ) OR ( bang va chai )))).
• Adding a wildcard symbol may retrieve word variants: (((("hang va hai") or ("hang va khai"))) or ((("nang va chai") OR ("bang va chai"))))*.