Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
dang xay » dang van, van xay
thanh va » thanh van, hanh va, thanh ha
va thanh » gia thanh, ban thanh, va tinh
thi nang » thi cong, ki nang, thi hanh
manh xay » nganh xay, van xay, mang xa
sach ky » sac ky, sach y, sach ty
cam luc » cam xuc
cau luc » cau truc, cau phuc
tu sach » thu sach, su sach, te sach
va cua » va chua, via cua, ca cua

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 ((manh xay) or (dang xay)) hoi. thi nang ((cam luc) or (cau luc)) va thanh va cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky ((manh xay) OR (dang xay)) hoi. thi nang ((cam luc) OR (cau luc)) va thanh va cua triet.
• Adding a wildcard symbol may retrieve word variants: tu sach ky ((manh xay) or (dang xay)) hoi. thi nang ((cam luc) or (cau luc)) va thanh va cua triet*.