Perhaps you should try some spelling variations:
tieu trinh » tien trinh, tien thinh, trieu tinh
cong thanh » dong thanh, cong trinh, cong tan
hanh manh » hanh mang, lanh manh, hoang manh
dang cong » dung cong
manh cua » doanh cua, ban cua
cua dang » cua cong, cua ban
hoa ban » hoa van, hoa han, hoa tan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu trinh - hanh manh cua dang cong thanh ((hoa ban) or (hoa dan))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu trinh - hanh manh cua dang cong thanh ((hoa ban) OR (hoa dan)).
• Adding a wildcard symbol may retrieve word variants: theo tieu trinh - hanh manh cua dang cong thanh ((hoa ban) or (hoa dan))*.