Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, thanh san
dang mai » dang hai, dang mau, dang bai
mai khoi » mai khoa, tai khoa, cac khoi
cuu tre » cua tre, cau tren, cau treo
cu tren » tu tren, dua tren
hieu ve » hieu va, hieu van
ky dang » ky nang, ky danh
sac ky » cac ky, sai ky
xuc va » duc va, tuc va, luc va
ve cam » ve cham, ve cac, va cam
tu sac » tu sach, tu cac, tu san

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 dang mai khoi. hieu ve cam xuc va ((thanh tai) or (doanh tai)) ((cuu tre) or (cu tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky dang mai khoi. hieu ve cam xuc va ((thanh tai) OR (doanh tai)) ((cuu tre) OR (cu tren)).
• Adding a wildcard symbol may retrieve word variants: tu sac ky dang mai khoi. hieu ve cam xuc va ((thanh tai) or (doanh tai)) ((cuu tre) or (cu tren))*.