Perhaps you should try some spelling variations:
van tuan » van quan, van ban, anh tuan
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
duc van » duc va, duc tan, duc manh
tuan di » tuan do, truan doi, quan doi
ca viet » va viet, co viet, hoa viet
tu dan » tuc dan, tu ban, tu can
cu dan » cua dan, ca dan, co dan
qua ca » qua cac, qua cua, qua cai
ca duc » cao duc, cua duc, ca dua
di ca » di cau, di cua, doi ca

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu dan) or (cu dan)) ky lang xa hoi. hieu qua ca duc van tuan di ca viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu dan) OR (cu dan)) ky lang xa hoi. hieu qua ca duc van tuan di ca viet.
• Adding a wildcard symbol may retrieve word variants: ((tu dan) or (cu dan)) ky lang xa hoi. hieu qua ca duc van tuan di ca viet*.