Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
trung tuan » trung thanh, tran tuan, truong thanh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
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: hoc thieu sach - hanh ((trung tuan) OR (trung tam)) nhung cong manh toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu sach - hanh ((trung tuan) OR (trung tam)) nhung cong manh toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - hanh ((trung tuan) OR (trung tam)) nhung cong manh toan cau*.