Perhaps you should try some spelling variations:
thanh tung » thanh cong
tong cong » trong cong, cong cong, dung cong
hoc dieu » hoc thieu, hoc hien
ho chieu » theo chieu, hoc thieu, doi chieu
tung cua » trung cua, tuong cua, dung cua
cua tong » cua cong, cua dong, cua nong
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc dieu) or (ho chieu)) xanh - thanh tung cua tong cong tan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc dieu) OR (ho chieu)) xanh - thanh tung cua tong cong tan toan tap.
• Adding a wildcard symbol may retrieve word variants: ((hoc dieu) or (ho chieu)) xanh - thanh tung cua tong cong tan toan tap*.