Perhaps you should try some spelling variations:
su triet » su viet, su tien
ve triet » va trien
van hanh » van thanh, ban hanh, van anh
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
xuc van » duc van, luc van, vuc van
nang ma » tang ma, sang ma, nang cao
hoc sac » hoc sach, hoc cac, hoc mac
ma hoi » mai hoi, xa hoi, ma hoa
ve cac » va cac, vien cac
sac ky » cac ky, sai ky
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc sac ky nang ma hoi. hieu ve cac xuc van hanh vi ((cua te) or (((ve triet) OR (su triet))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sac ky nang ma hoi. hieu ve cac xuc van hanh vi ((cua te) OR (((ve triet) OR (su triet)))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc sac ky nang ma hoi. hieu ve cac xuc van hanh vi ((cua te) or (((ve triet) OR (su triet))))".
• Adding a wildcard symbol may retrieve word variants: hoc sac ky nang ma hoi. hieu ve cac xuc van hanh vi ((cua te) or (((ve triet) OR (su triet))))*.