Perhaps you should try some spelling variations:
chau tinh » cuu tinh, ha tinh, cua tinh
thong den » thong dien, thong dan, tuong den
doi chau » doi chieu, gioi chau, hoi chu
manh cua » doanh cua, ban cua
den toan » dien toan, dan toan, den tran
toan cau » toan cao, toan ban, toan tap
luat » luan, xuat

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chau tinh - hanh ((trinh luat) or (manh cua)) thong thong den toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chau tinh - hanh ((trinh luat) OR (manh cua)) thong thong den toan cau.
• Adding a wildcard symbol may retrieve word variants: doi chau tinh - hanh ((trinh luat) or (manh cua)) thong thong den toan cau*.