Perhaps you should try some spelling variations:
thuat lap » thuat lanh, thuat xay, thuat bai
thu sach » tu sach, thuat sach, thuoc sach
thanh ha » thanh hoa, thanh hai, nhanh ha
cham xuc » cam xuc, chat xuc, cham soc
vu cham » va cham, vu kham, tu cham
ca viet » va viet, hoa viet, san viet
xuc gia » duc gia, luc gia, tuc gia
hieu vu » hieu va, hieu ve, hieu su
hang xa » hoang xa, hang va, hang ca
ty hang » ly hang, ty xang, thi hang
co viet » so viet, o viet, hoc viet

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) or (thuat lap)) ty hang xa hoi. hieu vu cham xuc gia thanh ha ((ca viet) OR (co viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sach) OR (thuat lap)) ty hang xa hoi. hieu vu cham xuc gia thanh ha ((ca viet) OR (co viet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thu sach) or (thuat lap)) ty hang xa hoi. hieu vu cham xuc gia thanh ha ((ca viet) OR (co viet))".
• Adding a wildcard symbol may retrieve word variants: ((thu sach) or (thuat lap)) ty hang xa hoi. hieu vu cham xuc gia thanh ha ((ca viet) OR (co viet))*.