Perhaps you should try some spelling variations:
trinh thuat » trinh luat, trinh thiet, trinh thuc
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » canh tranh, hanh chinh
thuat hang » thuat hung, thuat bang, thuat mang
hang cong » dang cong, hang nong, bang cong
ttoan tap » toan tai, toan lap, toan tam
cong san » cong tac
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu xanh - hanh trinh thuat hang cong san ((ttoan tap) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - hanh trinh thuat hang cong san ((ttoan tap) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - hanh trinh thuat hang cong san ((ttoan tap) or (toan tap))*.