Perhaps you should try some spelling variations:
thien van » thi van
cac tren » cau tren, rac tren, tac tren
thu sach » thuat sach, thuoc sach, thu hoach
tinh hai » tinh thai, tinh chat, trinh han
tu sach » su sach, te sach, tu cach
va tinh » may tinh
lam xuc » cam xuc, lam duoc
van lam » van nam
ca tren » cau tren, cu tren, la tren
xuc va » duc va, tuc va, luc va
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: ((tu sach) or (thu sach)) ky nang x hoi. thien van lam xuc va tinh hai ((cac tren) OR (ca tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thu sach)) ky nang x hoi. thien van lam xuc va tinh hai ((cac tren) OR (ca tren)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (thu sach)) ky nang x hoi. thien van lam xuc va tinh hai ((cac tren) OR (ca tren))".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (thu sach)) ky nang x hoi. thien van lam xuc va tinh hai ((cac tren) OR (ca tren))*.