Perhaps you should try some spelling variations:
khien tinh » thien tinh, khien thich, bien tinh
chieu tinh » lieu tinh, chau tinh, kieu tinh
thanh tran » thanh trang, thanh toan, thanh tra
tran thuat » trong thuat, trien thuat, tran tuan
thuat dung » thuat hung, thuat ung, thuat xung
dung cong » dung trong
cong van » cong vang, cong san, song van
van tuan » van quan, van ban, anh tuan
tuan cau » toan cau, quan cau, tuan cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((khien tinh) or (((chieu tinh) OR (trieu tinh)))) - thanh tran thuat dung cong van tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((khien tinh) OR (((chieu tinh) OR (trieu tinh)))) - thanh tran thuat dung cong van tuan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((khien tinh) or (((chieu tinh) OR (trieu tinh)))) - thanh tran thuat dung cong van tuan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((khien tinh) or (((chieu tinh) OR (trieu tinh)))) - thanh tran thuat dung cong van tuan cau*.