Perhaps you should try some spelling variations:
hanh lai » hanh lam, hanh tai, thanh lap
dang xay » dang van, van xay
tu sach » thu sach, su sach, te sach
va hanh » van hanh, va thanh, va danh
cam luc » cam xuc, cau luc
hieu va » lieu va, hieu qua
sach ty » sach y, sach tu, sach thu
hieu ve » hieu van
lang xa » lang ha, lang van
luc va » duc va, tuc va, loc va
lai co » lai cho, loai co, mai co

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 ty ((lang xa) or (dang xay)) hoi. ((hieu ve) or (hieu va)) cam luc va hanh lai co truyen~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty ((lang xa) OR (dang xay)) hoi. ((hieu ve) OR (hieu va)) cam luc va hanh lai co truyen.
• Adding a wildcard symbol may retrieve word variants: tu sach ty ((lang xa) or (dang xay)) hoi. ((hieu ve) or (hieu va)) cam luc va hanh lai co truyen*.