Perhaps you should try some spelling variations:
trang tuan » tran tuan, trung tuan, trong tuan
thong cong » trong cong, tong cong, thong thong
tang luan » dung luan
ban thanh » ban hanh, ban hang
cong san » cong tac
ho diep » hong diep, cho dieu
san ban » sang ban, van ban, can ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho diep tinh - hanh ((tang luan) or (trang tuan)) thong cong san ban thanh~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho diep tinh - hanh ((tang luan) OR (trang tuan)) thong cong san ban thanh.
• Adding a wildcard symbol may retrieve word variants: ho diep tinh - hanh ((tang luan) or (trang tuan)) thong cong san ban thanh*.