Perhaps you should try some spelling variations:
thuong dong » phuong dong, tuong dong, chuong dong
thieu khang » chieu khong, thieu quang
chieu sang » chieu sach, chieu xanh, hieu lang
han thuong » hang thuong, phan thuong, lan thuong
chinh han » chinh phan, chin han, chinh ban
dong van » duong van, dang van, dong von
van phan » van phong, van thanh, luan phan
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu sang) or (thieu khang)) - hanh chinh han thuong dong van phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu sang) OR (thieu khang)) - hanh chinh han thuong dong van phan cau*.