Perhaps you should try some spelling variations:
thieu tach » thien hach, chiet tach, chieu sach
hanh trang » thanh trung, canh tranh, hanh trinh
nhung cong » dung cong, thong cong, hang cong
dung doanh » dung dan, dung dong
hoc thieu » toc thieu, hoc hien
trang cua » tranh cua, tang cua, trung cua
cua nhung » va nhung
lang toan » dang toan, lang thang, lang thanh
dung toan » dung thang, dung thanh, dung tai

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 tach - hanh trang cua nhung cong ((lang toan) or (((dung toan) OR (dung doanh)))) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tach - hanh trang cua nhung cong ((lang toan) OR (((dung toan) OR (dung doanh)))) cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu tach - hanh trang cua nhung cong ((lang toan) or (((dung toan) OR (dung doanh)))) cao".
• Adding a wildcard symbol may retrieve word variants: hoc thieu tach - hanh trang cua nhung cong ((lang toan) or (((dung toan) OR (dung doanh)))) cao*.