Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
hoc thieu » toc thieu, hoc hien
trung cua » truong cua, trung tuan, trung cap
cua thong » cua thuong, cua khong, cua tong
thong dan » thong van, tuong dan, thong den
thanh lap » thanh san, phan lap, thanh hai
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 thieu) or (theo chieu)) tinh - thanh trung cua thong thong dan ((phan cau) or (thanh lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (theo chieu)) tinh - thanh trung cua thong thong dan ((phan cau) OR (thanh lap)).
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (theo chieu)) tinh - thanh trung cua thong thong dan ((phan cau) or (thanh lap))*.