Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hoc thieu » toc thieu, hoc hien
tang luan » dung luan
hang cong » dang cong, hang nong, bang cong
tang cua » mang cua, hang cua, thong cua
cong san » cong tac
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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 ((tang cua) or (tang luan)) hang cong san ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - hanh ((tang cua) OR (tang luan)) hang cong san ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - hanh ((tang cua) or (tang luan)) hang cong san ((toan cau) or (toan tap))*.