Perhaps you should try some spelling variations:
trinh thuat » trinh luat, trinh thiet, trinh thuc
hanh trinh » canh tranh, hanh chinh
thuat dung » thuat hung, thuat ung, thuat xung
doi chieu » doc hieu, doi chi, ho chieu
dung cong » dung trong
theo chu » theo chieu, cho chu, chao chu
cong dan » cong san, cong tan, huong dan
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chu) OR (doi chieu)) sach - hanh trinh thuat dung cong dan ((van ban) OR (toan cao))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chu) OR (doi chieu)) sach - hanh trinh thuat dung cong dan ((van ban) OR (toan cao))".
• Adding a wildcard symbol may retrieve word variants: ((theo chu) OR (doi chieu)) sach - hanh trinh thuat dung cong dan ((van ban) OR (toan cao))*.