Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, nhung don
quang toan » quang tuan, quang tran, quang doan
hoc thieu » toc thieu, hoc hien
trinh cua » tinh cua, trinh luat, trinh quan
hang cong » dang cong, hang nong, bang cong
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 tinh - hanh trinh cua ((nhung cong) OR (hang cong)) quang toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu tinh - hanh trinh cua ((nhung cong) OR (hang cong)) quang toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - hanh trinh cua ((nhung cong) OR (hang cong)) quang toan cao*.