Perhaps you should try some spelling variations:
nang mai » nang ma, nang tai, lang mai
mai hoi » mai khoi, dai hoi, lai hoi
ve cham » ve chat, vu cham, ve chim
va cham » va chat, va tham
xuc ban » cuc ban, quoc ban, xuat ban
duc ban » duc tan, duc van, dua ban
cuu tre » cua tre, cau tren, cau treo
vi cuu » vi luu, vinh cuu

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 mai hoi. hieu ((ve cham) or (va cham)) ((xuc ban) OR (duc ban)) hanh vi cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ky nang mai hoi. hieu ((ve cham) OR (va cham)) ((xuc ban) OR (duc ban)) hanh vi cuu tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cac ky nang mai hoi. hieu ((ve cham) or (va cham)) ((xuc ban) OR (duc ban)) hanh vi cuu tre*".