Perhaps you should try some spelling variations:
thanh trung » thanh tung
luong cong » dung cong, trong cong, cong cong
hien manh » hien hanh, tien manh, hieu manh
trung cat » trung cap, trung ca, trung can
cat luong » chat luong, chat long, dai luong
cong tac » cong ty
tac nhan » tao nhan, cac nhan, dac nhan
nhan cau » nhanh cau, phan cau, nhan sau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien manh - thanh trung cat luong cong tac nhan cau~.
• Adding a wildcard symbol may retrieve word variants: hoc hien manh - thanh trung cat luong cong tac nhan cau*.