Perhaps you should try some spelling variations:
thien hach » thien thanh, hien hanh
thanh tung » thanh cong
hoc thien » hoc hien, hoc thieu, hoc thiet
tung tuan » trung tuan, hung tuan, quang tuan
tuan hang » tuan hoang, tuan bang, tuan dang
hang cong » dang cong, hang nong, bang cong
thanh bac » nhanh bac, thanh bai, thanh san
cong dan » cong san, cong tan, huong dan
than cau » phan cau, than cap, thanh chau
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thien hach - thanh tung tuan hang cong dan ((((than cau) OR (toan cau))) or (thanh bac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien hach - thanh tung tuan hang cong dan ((((than cau) OR (toan cau))) OR (thanh bac))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thien hach - thanh tung tuan hang cong dan ((((than cau) OR (toan cau))) or (thanh bac))*".