Perhaps you should try some spelling variations:
thanh ke » thanh ket, thanh ve, thanh de
va thanh » gia thanh, ban thanh, va tinh
pham duy » pham duc
xach tay » canh tay
va pham » van pham, va phat, va phap
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
sach tu » sach thu, cach tu, sach uu
sach ty » sach y, sach thu, sach hay
su tien » su kien, su hien, tu tieng
duy va » duy vat, duy van, day va
ke su » ke suu, ve su, ky su

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 tu) or (((sach ty) OR (xach tay)))) nang xa hoi. hieu va pham duy va thanh ke su tien~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach tu) OR (((sach ty) OR (xach tay)))) nang xa hoi. hieu va pham duy va thanh ke su tien.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach tu) or (((sach ty) OR (xach tay)))) nang xa hoi. hieu va pham duy va thanh ke su tien".
• Adding a wildcard symbol may retrieve word variants: tu ((sach tu) or (((sach ty) OR (xach tay)))) nang xa hoi. hieu va pham duy va thanh ke su tien*.