Perhaps you should try some spelling variations:
sach tay » xach tay, sach hay, sach nay
doan cap » doanh cao, dan ca, toan cao
dang xay » dang van, van xay
tu sach » thu sach, su sach, te sach
cap cua » cap cuu, ca cua, tap cua
va doan » va doanh, van doan, va dan
vu cham » va cham, vu kham, tu cham
ve cham » va cham, ve chat, ve chim
lang xa » lang ha, lang van
luc va » duc va, tuc va, loc 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 tay ((lang xa) OR (dang xay)) hoi. hieu ((ve cham) or (vu cham)) luc va doan cap cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach tay ((lang xa) OR (dang xay)) hoi. hieu ((ve cham) OR (vu cham)) luc va doan cap cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach tay ((lang xa) OR (dang xay)) hoi. hieu ((ve cham) or (vu cham)) luc va doan cap cua te*".