Perhaps you should try some spelling variations:
thiet tach » chiet tach, thien hach, thuat tach
hoc thiet » hoc thieu, hoc thuyet, hoc hien
hanh tung » thanh tung, manh tung, hanh dung
tung pham » hung pham, nhung pham, trung phan
pham hang » pham hoang, pham hong, pham hanh
hang cong » dang cong, hang nong, bang cong
cong tac » cong ty
tac tran » tan tran, tac trai, tac tren
tran tan » tran tuan, tran van, tran thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thiet tach - hanh tung pham hang cong tac tran tan~.
• Adding a wildcard symbol may retrieve word variants: hoc thiet tach - hanh tung pham hang cong tac tran tan*.