Perhaps you should try some spelling variations:
tham nuoc » thay nuoc, thoat nuoc, nha nuoc
hieu van » hieu va, thien van, lieu va
tham xuc » tham thuc, pham duc, cam xuc
cau tren » cu tren, dau tren, ca tren
tu sach » thu sach, su sach, te sach
ty nang » ty xang, ty hang, ly nang
va danh » va dinh, va dan, va hanh
danh va » doanh va, hanh va, anh va
va cau » van cau, va cac, va dau
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ((ty nang) OR (ky nang)) x hoi. hieu van ((tham xuc) or (tham nuoc)) va danh va cau tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ty nang) OR (ky nang)) x hoi. hieu van ((tham xuc) OR (tham nuoc)) va danh va cau tren*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((ty nang) OR (ky nang)) x hoi. hieu van ((tham xuc) or (tham nuoc)) va danh va cau tren*".