Perhaps you should try some spelling variations:
thu sach » thuat sach, thuoc sach, thu hoach
danh dau » lanh dao, hang dau, danh tu
danh vai » danh sai, danh va, doanh van
tu sach » su sach, te sach, tu cach
qua cam » qua cham, qua cac, qua ca
sang ma » tang ma, nang ma, sang tao
ky sang » ky nang, ky dang, ky tang
xuc va » duc va, tuc va, luc va
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)) ky sang ma hoa. hieu qua cam xuc va ((danh vai) or (danh dau)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thu sach)) ky sang ma hoa. hieu qua cam xuc va ((danh vai) OR (danh dau)) cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (thu sach)) ky sang ma hoa. hieu qua cam xuc va ((danh vai) or (danh dau)) cua te".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) OR (thu sach)) ky sang ma hoa. hieu qua cam xuc va ((danh vai) or (danh dau)) cua te*.