Perhaps you should try some spelling variations:
thien hach » thien thanh, hien hanh
hoc thien » hoc hien, hoc thieu, hoc thiet
hanh luan » khanh luan, hang luan, hanh luat
trong san » trong cac, cong san, dong san
van dung » van dong, xay dung, tin dung
san phan » san pham, van phan, sat phan
phan cap » phan lap, phan tap, phan cac

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 - hanh luan van dung trong san phan cap~.
• Adding a wildcard symbol may retrieve word variants: hoc thien hach - hanh luan van dung trong san phan cap*.