Perhaps you should try some spelling variations:
thai cua » than cua, tai cuc, tri cua
va thanh » gia thanh, ban thanh, va tinh
cua tre » cua te, cuu tre, cua triet
cam duc » cam xuc, cao duc, pham duc
va danh » va dinh, va dan, dia danh
va hanh » van hanh, ban hanh, dao hanh
hieu va » lieu va, hieu qua
dang ha » dong ha, dung ha, lang ha
ky dang » ky nang, ky danh
va cam » va cham, va cac, va cao
sai ky » sac ky
ha hoi » hoa hoi, ha noi, xa hoi
su sai » su tai, su hai, su dai

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sai ky dang ha hoi. hieu va cam duc ((((va hanh) or (va danh))) or (va thanh)) thai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sai ky dang ha hoi. hieu va cam duc ((((va hanh) OR (va danh))) OR (va thanh)) thai cua tre.
• Adding a wildcard symbol may retrieve word variants: su sai ky dang ha hoi. hieu va cam duc ((((va hanh) or (va danh))) or (va thanh)) thai cua tre*.