Perhaps you should try some spelling variations:
trong thanh » truong thanh, trung thanh, rong thanh
hanh truong » hanh trong, anh truong, manh truong
thanh thanh » nhanh thanh, thanh toan, thanh phan
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 dang » cua ban

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 dang) OR (cua cong)) trong 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 dang) OR (cua cong)) trong thanh thanh tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien manh) or (tien manh)) - hanh truong ((cua dang) OR (cua cong)) trong thanh thanh tap".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien manh) or (tien manh)) - hanh truong ((cua dang) OR (cua cong)) trong thanh thanh tap*.