Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van ban
van tuan » van quan, van ban, anh tuan
hieu van » hieu va, thien van, lieu va
tu sach » thu sach, su sach, te sach
van anh » van thanh, tuan anh, van minh
sach ky » sac ky, sach y, sach ty
cau xuc » cam xuc, cau luc, cau truc
van cau » van dau, van hau, van chat
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
cu tren » tu tren, dua tren
vi cu » vi su, vi xu, vi du

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 ky lang xa hoi. hieu van cau xuc ((((van hanh) OR (van anh))) or (van tuan)) vi cu tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky lang xa hoi. hieu van cau xuc ((((van hanh) OR (van anh))) OR (van tuan)) vi cu tren*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky lang xa hoi. hieu van cau xuc ((((van hanh) OR (van anh))) or (van tuan)) vi cu tren*".