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
cua triet » cua viet, su triet, va triet
viec cac » vien cac, viec cua, viec lam
van tuan » van quan, van ban, anh tuan
y nang » ky nang, ly nang, v nang
cac lo » cac lop, cac co, cac bo
va cua » va chua, via cua, ca cua

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 ho. hieu viec cac lo ((van thanh) OR (van tuan)) va cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat sach y nang x ho. hieu viec cac lo ((van thanh) OR (van tuan)) va cua triet".
• Adding a wildcard symbol may retrieve word variants: thuat sach y nang x ho. hieu viec cac lo ((van thanh) OR (van tuan)) va cua triet*.