Perhaps you should try some spelling variations:
trinh giang » trinh giao, trinh giai, trinh tieng
chieu sach » chinh sach, chiet tach, chieu sang
trinh gian » trinh giao, trinh giai, tinh gian
cong tinh » cong trinh, cong vinh, long tinh
ho chieu » theo chieu, hoc thieu, doi chieu
toan cau » 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: ho chieu sach - hanh ((trinh gian) OR (trinh giang)) trong cong tinh toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - hanh ((trinh gian) OR (trinh giang)) trong cong tinh toan cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh ((trinh gian) OR (trinh giang)) trong cong tinh toan cau*.