Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung cua » truong cua, trung tuan, trung cap
cua thong » cua thuong, cua khong, cua tong
thong ban » thong van, trong ban, thong bai
hoc dieu » hoc thieu
ban khan » ban than, ban nhan, ban chan
khan cap » khan ap, than cap, khoan cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc dieu) or (hoc hien)) xanh - thanh trung cua thong thong ban khan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc dieu) OR (hoc hien)) xanh - thanh trung cua thong thong ban khan cap.
• Adding a wildcard symbol may retrieve word variants: ((hoc dieu) or (hoc hien)) xanh - thanh trung cua thong thong ban khan cap*.