Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hoi hoi » hoi hoc, hoi doi, doi hoi
hoc hoi » hoc khoi, hoc hoa, hoc noi
hieu ve » hieu va, hieu van
cam tuc » cam xuc, cam tu, nam thuc
tuc van » thuc van, truc van, tuc va
van anh » van thanh, tuan anh, van minh
ho hoi » hoa hoi, co hoi, o hoi
xac ky » cac ky, sac ky, bac ky
ve cam » ve cham, ve cac, va cam
anh de » hanh de, anh d, anh ve
de cua » le cua, te cua, dieu cua
su xac » pu xac, su cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: su xac ky nang ((ho hoi) or (((hoi hoi) OR (hoc hoi)))). hieu ve cam tuc van anh de cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su xac ky nang ((ho hoi) OR (((hoi hoi) OR (hoc hoi)))). hieu ve cam tuc van anh de cua triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su xac ky nang ((ho hoi) or (((hoi hoi) OR (hoc hoi)))). hieu ve cam tuc van anh de cua triet*".