Perhaps you should try some spelling variations:
tran hanh » tran thanh, tran khanh, tran manh
tan hanh » tan thanh, tang hanh, toan hanh
cham duc » pham duc, cham soc, pham duy
cua tre » cua te, cuu tre, cua triet
va cham » va chat, va tham
hieu va » lieu va, hieu qua
mai hoi » mai khoi, dai hoi, lai hoi
sai ky » sac ky
ma hoi » xa hoi, ma hoa, me hoi
vi cua » vai cua, di cua
tu sai » tu bai, tu san, tu cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sai ky nang ((ma hoi) or (mai hoi)). hieu va cham duc ((tan hanh) or (tran hanh)) vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ky nang ((ma hoi) OR (mai hoi)). hieu va cham duc ((tan hanh) OR (tran hanh)) vi cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sai ky nang ((ma hoi) or (mai hoi)). hieu va cham duc ((tan hanh) or (tran hanh)) vi cua tre*.