Perhaps you should try some spelling variations:
thanh tung » thanh cong
doi chieu » doi chi, ho chieu, mot chieu
phan tong » phan trong, phan cong, han tong
doc hieu » toc thieu, hoc thieu, hoc hien
tung cua » trung cua, tuong cua, dung cua
cua phan » cua nhan, cua phap, cua han
tong dan » tuong dan, thong dan, trong dan
dan than » dan chan, ban than, van than
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) OR (doc hieu)) sang - thanh tung cua phan tong dan than cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (doc hieu)) sang - thanh tung cua phan tong dan than cap".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (doc hieu)) sang - thanh tung cua phan tong dan than cap*.