Perhaps you should try some spelling variations:
thanh truong » thanh thuong, thanh tung, thanh huong
thanh trung » thanh tung
thien hach » thien thanh, hien hanh
hoc thien » hoc hien, hoc thieu, hoc thiet
dat trong » dot trong, vat trong, cay trong
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan cho » chat cho, han cho, chuan chon

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thien hach - ((thanh truong) or (thanh trung)) dat trong cong dan chan cho~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien hach - ((thanh truong) OR (thanh trung)) dat trong cong dan chan cho.
• Adding a wildcard symbol may retrieve word variants: hoc thien hach - ((thanh truong) or (thanh trung)) dat trong cong dan chan cho*.