Perhaps you should try some spelling variations:
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
tranh chap » tranh cua, trinh chat
tinh binh » ninh binh, tinh ninh
dang cong » dung cong
tac tranh » tac thanh, tap tranh, sach tranh
cong tac » cong ty
binh ve » dinh ve, benh ve, binh va
ve dang » le dang, vu dang, de dang

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu xanh) or (chieu xanh)) - tinh binh ve dang cong tac tranh chap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (chieu xanh)) - tinh binh ve dang cong tac tranh chap*.