Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hoc thieu » toc thieu, hoc hien
trinh han » trinh quan
tong cong » trong cong, cong cong, dung cong
tinh vai » tinh va, tinh hai, tinh bai
cong dan » cong san, cong tan, huong dan
gian cam » gian cham, gian cac, gia cam

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 - canh ((tinh vai) or (trinh han)) tong cong dan gian cam~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - canh ((tinh vai) OR (trinh han)) tong cong dan gian cam.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - canh ((tinh vai) or (trinh han)) tong cong dan gian cam*.