Perhaps you should try some spelling variations:
nhanh tinh » nhanh thanh, hanh trinh, nhan sinh
va nhanh » va thanh, va hanh, va nhan
cham loc » chon loc, cham o, hau loc
tinh cuu » trinh cuu, dinh cuu, tinh cua
hieu ve » hieu va, hieu van
cuu tre » cua tre, cau tren, cau treo
o lai » o lao

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cac ky nang ((o lai) or (x ho)). hieu ve ((cham loc) or (cham soc)) va nhanh tinh cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ky nang ((o lai) OR (x ho)). hieu ve ((cham loc) OR (cham soc)) va nhanh tinh cuu tre.
• Adding a wildcard symbol may retrieve word variants: tu cac ky nang ((o lai) or (x ho)). hieu ve ((cham loc) or (cham soc)) va nhanh tinh cuu tre*.