Perhaps you should try some spelling variations:
dong cong » duong cong, dung cong, dang cong
su triet » su viet, su tien, ve triet
su sach » so sach, vu sach
hieu ve » hieu va, hieu van
xa dong » ha dong, van dong, lao dong
cong su » cong suc, cong sua, cong cu
y nang » ly nang, v nang, may nang
xuc xa » tuc xa, buc xa
x hoi » xa hoi, o hoi, x ho

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 ((y nang) or (ky nang)) x hoi. ((hieu ve) or (lieu va)) cam xuc xa dong cong su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((y nang) OR (ky nang)) x hoi. ((hieu ve) OR (lieu va)) cam xuc xa dong cong su triet.
• Adding a wildcard symbol may retrieve word variants: su sach ((y nang) or (ky nang)) x hoi. ((hieu ve) or (lieu va)) cam xuc xa dong cong su triet*.