Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
thanh toan » thanh hoa, thanh san, tinh toan
thuong co » thuong con, thong co, thuong ho
ho chieu » hoc thieu, doi chieu, mot chieu
dinh cuu » dinh chi
co thanh » cho thanh, o thanh, co tranh
toan tap » toan ban
sinh va » sinh vat, tinh va, dinh van

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (ho chieu)) tinh - hanh ((sinh va) OR (dinh cuu)) thuong co thanh toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (ho chieu)) tinh - hanh ((sinh va) or (dinh cuu)) thuong co thanh toan tap~".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (ho chieu)) tinh - hanh ((sinh va) or (dinh cuu)) thuong co thanh toan tap*.