Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
xanh dai » vanh dai, xanh di, xanh tai
thu sach » thuoc sach, thu hoach, khau sach
van xanh » van anh, van hanh, van manh
cham xuc » cam xuc, chat xuc, cham soc
tu sach » su sach, te sach, tu cach
xuc van » duc van, luc van, vuc van
ky sang » ky nang, ky dang, ky tang
sang ma » tang ma, nang ma, sang tao
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
ma hoi » mai hoi, xa hoi, ma hoa
cua te » cua tu

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) OR (thuat sach)))) ky sang ma hoi. hieu ve cham xuc van xanh dai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (((thu sach) OR (thuat sach)))) ky sang ma hoi. hieu ve cham xuc van xanh dai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (((thu sach) OR (thuat sach)))) ky sang ma hoi. hieu ve cham xuc van xanh dai cua te".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (((thu sach) OR (thuat sach)))) ky sang ma hoi. hieu ve cham xuc van xanh dai cua te*.