Perhaps you should try some spelling variations:
trinh thuat » trinh luat, trinh thiet, trinh thuc
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
thuat cong » thuat song, thuat trong, thu cong
cong hoang » cong hoan, thong hoang, vuong hoang
hoang manh » hoang minh, hoang anh, hoang xanh
ho chieu » theo chieu, hoc thieu, doi chieu
toan cau » toan cao, toan tap, toan tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - hanh trinh thuat cong hoang manh ((toan cau) or (((toan ban) or (van ban))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh trinh thuat cong hoang manh ((toan cau) OR (((toan ban) OR (van ban)))).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh trinh thuat cong hoang manh ((toan cau) or (((toan ban) or (van ban))))*.