Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
ve triet » va trien, su triet
su sach » so sach, vu sach
hieu ve » hieu va, hieu van
cam duc » cam xuc, cao duc, nam duoc
dich cu » dich cua, dich vu, dinh cu
y nang » ky nang, ly nang, v nang
x hoi » xa hoi, o hoi, x ho
cu ve » cuu ve, cua ve, cu va

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) or (thuat sach)) y nang x hoi. hieu ve ((cam duc) or (pham duc)) van dich cu ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (thuat sach)) y nang x hoi. hieu ve ((cam duc) OR (pham duc)) van dich cu ve triet.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (thuat sach)) y nang x hoi. hieu ve ((cam duc) or (pham duc)) van dich cu ve triet*.