Perhaps you should try some spelling variations:
thuat thanh » thuan thanh, thuat than, thuat toan
lay nang » day nang, ly nang, luan nang
van hanh » van thanh, ban hanh, van ban
may nang » may nong, ky nang, cam nang
van anh » van thanh, tuan anh, van minh
cau loc » hau loc, cau hoc, cau luc
cuu tre » cua tre, cau tren, cau treo
hieu ve » hieu va, hieu van
di cuu » di cau, di cua, dinh cuu
ve cau » ke cau, va cau, ve cac
x hoi » xa hoi, o hoi, x ho

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

• If you are trying to use Boolean operators, they must be ALL CAPS: thuat thanh ((lay nang) OR (may nang)) x hoi. hieu ve cau loc ((van hanh) OR (van anh)) di cuu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat thanh ((lay nang) OR (may nang)) x hoi. hieu ve cau loc ((van hanh) or (van anh)) di cuu tre~".
• Adding a wildcard symbol may retrieve word variants: thuat thanh ((lay nang) OR (may nang)) x hoi. hieu ve cau loc ((van hanh) or (van anh)) di cuu tre*.