Perhaps you should try some spelling variations:
trieu minh » trieu tinh, trien minh, trien kinh
trien dich » mien dich
nhanh lang » nhanh quang, nhanh thang, nhan dang
cong vang » cong lang, cong quang, cong ngang
thanh cau » thanh chau, thanh mau, nhanh cau
lang cua » mang cua, hang cua, long cua
cong van » cong san, song van, cong tan

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

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