Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
cong tinh » cong trinh, cong vinh, long tinh
manh cua » doanh cua
toan cau » toan cao, toan ban, toan tap
ban cua » ban quan

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: ((hoc thieu) OR (theo chieu)) tinh - canh ((manh cua) OR (ban cua)) nhung cong tinh toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) or (theo chieu)) tinh - canh ((manh cua) OR (ban cua)) nhung cong tinh toan cau~".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (theo chieu)) tinh - canh ((manh cua) OR (ban cua)) nhung cong tinh toan cau*.