Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
trung chap » trung ha, tranh chap, trung phan
thuong con » thuong dong, truong cong, thong cong
hoc thieu » toc thieu, hoc hien
trung cap » truong cao, trung tam
toan cao » toan ban
toan tap » toan ban
con van » chon van, cong van, can van

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - thanh ((trung chap) OR (trung cap)) thuong con van ((toan cao) OR (toan tap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu tinh - thanh ((trung chap) OR (trung cap)) thuong con van ((toan cao) or (toan tap))~".
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - thanh ((trung chap) OR (trung cap)) thuong con van ((toan cao) or (toan tap))*.