Perhaps you should try some spelling variations:
nhanh tinh » nhanh thanh, hanh trinh, nhan sinh
thong cong » trong cong, tong cong, thong thong
hanh tinh » hanh trinh, thanh tinh, canh tinh
cua thong » cua thuong, cua khong, cua tong
cong van » cong vang, cong san, song van
tuan cau » toan cau, quan cau, thuan cam
hoc may » hoc ma
tuan cu » tuan tu, quan cua, tuan thu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc may tinh - ((hanh tinh) or (nhanh tinh)) cua thong cong van ((tuan cau) or (tuan cu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc may tinh - ((hanh tinh) OR (nhanh tinh)) cua thong cong van ((tuan cau) OR (tuan cu)).
• Adding a wildcard symbol may retrieve word variants: hoc may tinh - ((hanh tinh) or (nhanh tinh)) cua thong cong van ((tuan cau) or (tuan cu))*.