Perhaps you should try some spelling variations:
nang hoa » nang hoat, hang hoa, nang hoc
cuu tre » cua tre, cau tren, cau treo
hoa hoi » khoa hoi, hoa hoc, hoa doi
ve cham » ve chat, vu cham, ve chim
tinh vi » trinh vi, tinh voi, tinh va
va cham » va chat, va tham
va tinh » may tinh
tu cham » toc cham, thi cham
vi cuu » vi luu, vinh cuu
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang hoa hoi. hieu ((((ve cham) OR (va cham))) or (tu cham)) hoc va tinh vi cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang hoa hoi. hieu ((((ve cham) OR (va cham))) OR (tu cham)) hoc va tinh vi cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky nang hoa hoi. hieu ((((ve cham) OR (va cham))) or (tu cham)) hoc va tinh vi cuu tre".
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang hoa hoi. hieu ((((ve cham) OR (va cham))) or (tu cham)) hoc va tinh vi cuu tre*.