Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
trang tuan » tran tuan, trong tuan, tran xuan
trung tuan » trung thanh, trung tam, tran tuan
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
cong san » cong tac
san toan » van toan, dan toan, manh 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 manh - hanh ((trang tuan) OR (trung tuan)) dung cong san toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu manh - hanh ((trang tuan) OR (trung tuan)) dung cong san toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu manh - hanh ((trang tuan) OR (trung tuan)) dung cong san toan cau*.