Perhaps you should try some spelling variations:
chau triet » cau triet, cua triet, cau trieu
thach duc » thach thuc, than duc, thinh duc
thanh hai » thanh phan, thanh hoa, thanh san
va thach » va thanh, vay khach, mai thach
hanh lam » thanh lap, hanh kem, hanh va
sach ky » sac ky, sach y, sach kem
sach ty » sach y, sach tu, sach thu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach ky) OR (sach ty)) nang x ho. lieu va thach duc va ((hanh lam) or (thanh hai)) chau triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sach ty)) nang x ho. lieu va thach duc va ((hanh lam) OR (thanh hai)) chau triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) OR (sach ty)) nang x ho. lieu va thach duc va ((hanh lam) or (thanh hai)) chau triet".
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) OR (sach ty)) nang x ho. lieu va thach duc va ((hanh lam) or (thanh hai)) chau triet*.