Perhaps you should try some spelling variations:
hanh truong » hanh trong, anh truong, manh truong
tcong thanh » thong thanh, trong thanh, truong thanh
truong cua » truong ca, truong quan, truong cao
cong thanh » dong thanh, cong trinh, cong tan
hien manh » hien hanh, hieu manh, hien nhanh
tien manh » tien anh, tien thanh, tieng anh
thanh tap » thanh lap, thanh tai, thanh tay
cua dung » cua dang, cua dong, qua dung

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) or (tien manh)) - hanh truong cua dung ((tcong thanh) or (cong thanh)) thanh tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien manh) OR (tien manh)) - hanh truong cua dung ((tcong thanh) OR (cong thanh)) thanh tap.
• Adding a wildcard symbol may retrieve word variants: hoc ((hien manh) or (tien manh)) - hanh truong cua dung ((tcong thanh) or (cong thanh)) thanh tap*.