Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
nhung cong » dung cong, thong cong, hang cong
hoc chieu » hoc thieu, ho chieu, hoc hien
tang luan » dung luan
tang cua » mang cua, hang cua, thong cua
cong tan » cong tac, cong san, cong thanh
tran ban » tranh ban, tran van, 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 chieu tinh - hanh ((tang cua) OR (tang luan)) nhung cong tan tran ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu tinh - hanh ((tang cua) OR (tang luan)) nhung cong tan tran ban".
• Adding a wildcard symbol may retrieve word variants: hoc chieu tinh - hanh ((tang cua) OR (tang luan)) nhung cong tan tran ban*.