Perhaps you should try some spelling variations:
hanh tai » thanh tai, hang tai, han tai
vu sach » vu bach, su sach, vu khach
vu khac » vu kham, vu khanh, bui khac
cam tuc » cam xuc, cam tu, nam thuc
va hanh » van hanh, va thanh, va danh
tai cua » thai cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
va cam » va cham, va cac, va cao
tuc va » thuc va, truc va, tuc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((vu sach) or (vu khac)) ky nang x ho. lieu va cam tuc va hanh tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((vu sach) OR (vu khac)) ky nang x ho. lieu va cam tuc va hanh tai cua tre.
• Adding a wildcard symbol may retrieve word variants: ((vu sach) or (vu khac)) ky nang x ho. lieu va cam tuc va hanh tai cua tre*.