Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
thu nang » thu hang, thu bang, tho nang
hanh vai » hanh vi, hanh va, hanh tai
thi nang » thi cong, ki nang, thi hanh
vu cham » va cham, vu kham, tu cham
vai cuu » vai cua
va hanh » van hanh, va thanh, va danh
cuu tre » cua tre, cau tren, cau treo
tuc va » thuc va, truc va, tuc xa
ve cam » ve cham, ve cac, va cam
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: thu sach ((thu nang) OR (thi nang)) x hoi. hieu ((ve cam) or (vu cham)) tuc va hanh vai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ((thu nang) OR (thi nang)) x hoi. hieu ((ve cam) OR (vu cham)) tuc va hanh vai cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ((thu nang) OR (thi nang)) x hoi. hieu ((ve cam) or (vu cham)) tuc va hanh vai cuu tre".
• Adding a wildcard symbol may retrieve word variants: thu sach ((thu nang) OR (thi nang)) x hoi. hieu ((ve cam) or (vu cham)) tuc va hanh vai cuu tre*.