Perhaps you should try some spelling variations:
doanh qua » doanh quan, doanh cua, danh qua
sang tao » hang tai
va doanh » van doanh, vay doanh, va danh
qua cua » quan cua, quang cua, qua quan
cac xuc » cam xuc, cac nuoc, chat xuc
hieu va » lieu va, hieu qua
sach ky » sach y, sach ty, sach kem
sang ma » tang ma, nang ma, mang may
xuc va » duc va, tuc va, luc va
sac ky » cac ky, sai ky
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 ky) or (sac ky)) ((sang ma) OR (sang tao)) hoi. hieu va cac xuc va doanh qua cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sac ky)) ((sang ma) OR (sang tao)) hoi. hieu va cac xuc va doanh qua cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) or (sac ky)) ((sang ma) OR (sang tao)) hoi. hieu va cac xuc va doanh qua cua te".
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) or (sac ky)) ((sang ma) OR (sang tao)) hoi. hieu va cac xuc va doanh qua cua te*.