Perhaps you should try some spelling variations:
thien danh » thien anh, thien dang, thien thanh
thi phuong » thi truong
hoc thien » hoc hien, hoc thieu, hoc thiet
thu huong » thu cong
cong than » cong thanh, cong thang, cong tan
than phan » thanh phan, toan phan, thanh pham
phan cac » nhan cach, phan dau, phan lap

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 danh - tinh toan ((thu huong) or (thi phuong)) cong than phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien danh - tinh toan ((thu huong) OR (thi phuong)) cong than phan cac.
• Adding a wildcard symbol may retrieve word variants: hoc thien danh - tinh toan ((thu huong) or (thi phuong)) cong than phan cac*.