Perhaps you should try some spelling variations:
hien xanh » hien hanh, hien nhanh, chieu xanh
canh doan » canh dan, hanh doanh, chan doan
hang cong » dang cong, hang nong, bang cong
dan chan » dan gian, dan ca, van chat
van tuan » van ban, anh tuan
van quan » van ban
va hang » van hang, va nang, va lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien xanh - canh doan va hang cong ((dan chan) or (((van tuan) or (van quan)))) cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - canh doan va hang cong ((dan chan) OR (((van tuan) OR (van quan)))) cap.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - canh doan va hang cong ((dan chan) or (((van tuan) or (van quan)))) cap*.