Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
thiet hach » thien hach, thuyet hach, thiet hai
thuong cao » truong cao, thong cao, thuong chau
thong cong » trong cong, tong cong, thong thong
hoc thiet » hoc thieu, hoc thuyet, hoc hien
cao thong » cao thuong, tao thong, cao phong
nhung cau » chung cu, nhung bai, nhu cau
cong tac » cong ty
hang cau » hang dau, hang ca, nang cao

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 hach - thanh thuong cao thong cong tac ((hang cau) OR (nhung cau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thiet hach - thanh thuong cao thong cong tac ((hang cau) OR (nhung cau))".
• Adding a wildcard symbol may retrieve word variants: hoc thiet hach - thanh thuong cao thong cong tac ((hang cau) OR (nhung cau))*.