Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
hieu viec » nhieu viec, hieu ve, sieu viet
van thanh » ban thanh
viec cac » vien cac, viec cua, viec lam
van tuan » van quan, van ban, anh tuan
cua viet » ca viet, hoa viet, cua vat
via cua » gia cua, gian cua, giau cua
y nang » ky nang, ly nang, v nang
cac bo » bac bo, cac co
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: thuat sach y nang x hoi. hieu viec cac bo ((van thanh) OR (van tuan)) via cua viet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat sach y nang x hoi. hieu viec cac bo ((van thanh) OR (van tuan)) via cua viet".
• Adding a wildcard symbol may retrieve word variants: thuat sach y nang x hoi. hieu viec cac bo ((van thanh) OR (van tuan)) via cua viet*.