Perhaps you should try some spelling variations:
sanh han » sach han, anh han, hanh han
han tang » han tong, ha tang, fan tang
tang tai » hang tai, dung tai, sang tao
su triet » su viet, su tien, ve triet
so sanh » do sanh
tai hoi » tai khoi, dai hoi, tai hai
van cam » van lam, van cau, van dam
xuc van » duc van, vuc van, xuc ban
luc van » luoc van, luu van, duc van
hanh va » hang va, hanh vi

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sanh han tang tai hoi. hieu ((van cam) or (van nam)) ((xuc van) or (luc van)) hanh va su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh han tang tai hoi. hieu ((van cam) OR (van nam)) ((xuc van) OR (luc van)) hanh va su triet.
• Adding a wildcard symbol may retrieve word variants: so sanh han tang tai hoi. hieu ((van cam) or (van nam)) ((xuc van) or (luc van)) hanh va su triet*.