Perhaps you should try some spelling variations:
dang tay » dang xay, dung tay, dan tay
thuc van » thuc vat, thuc dan, thuc va
tu sanh » tu hanh, tu manh, tu anh
ky dang » ky nang, ky danh
tay hoi » tay ho, tao hoi, tay thai
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
tu san » thu san, tu ban, tu can
ve cam » ve cham, ve cac, va cam
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu san) or (tu sanh)) ky dang tay hoi. hieu ve cam ((thuc van) or (duc tan)) hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu san) OR (tu sanh)) ky dang tay hoi. hieu ve cam ((thuc van) OR (duc tan)) hanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: ((tu san) or (tu sanh)) ky dang tay hoi. hieu ve cam ((thuc van) or (duc tan)) hanh vi cua tre*.