Perhaps you should try some spelling variations:
manh thanh » danh thanh, minh thanh, manh thang
thanh lap » thanh san, phan lap, thanh hai
cua triet » cua viet, su triet, va triet
su sach » so sach, vu sach
ty lang » tay lang, ty xang, tu lang
ty hang » ly hang, ty xang, thi hang
hieu ve » hieu va, hieu van
cam suc » cam xuc, cao suc, cham soc
lap cua » lai cua, tap cua, lam cua
ve cam » ve cham, ve cac, va cam

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ((ty lang) or (ty hang)) xa hoi. hieu ve cam suc manh thanh lap cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((ty lang) OR (ty hang)) xa hoi. hieu ve cam suc manh thanh lap cua triet.
• Adding a wildcard symbol may retrieve word variants: su sach ((ty lang) or (ty hang)) xa hoi. hieu ve cam suc manh thanh lap cua triet*.