Perhaps you should try some spelling variations:
thien chanh » thien thanh, thien chinh, hien hanh
thieu hanh » thien thanh, thieu khang, thi hanh
hanh trung » thanh trung, hanh trang, manh trung
trung chua » trung cua, trong chuan, trung ha
chua dung » chua dong, thuat dung, chua nhung
trong anh » truong anh, trong nganh, trong doanh
tuan cu » tuan tu, quan cua, tuan thu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu hanh) or (thien chanh)) - hanh trung chua dung trong anh tuan cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu hanh) OR (thien chanh)) - hanh trung chua dung trong anh tuan cu.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu hanh) or (thien chanh)) - hanh trung chua dung trong anh tuan cu*.