Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
vien cua » viec cua, bien cua, hien cua
tien cua » trien cua, tiep cua, khien cua
dien cua » dieu cua, dien cuc, dien cu
cao hoi » cau hoi, co hoi, cao hoc
nam luc » nang luc, nhan luc, nam thuc
va tinh » may tinh
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
luc va » duc va, tuc va, loc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang cao hoi. hieu van nam luc va tinh ((((vien cua) OR (tien cua))) or (dien cua)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang cao hoi. hieu van nam luc va tinh ((((vien cua) OR (tien cua))) OR (dien cua)) triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky nang cao hoi. hieu van nam luc va tinh ((((vien cua) OR (tien cua))) or (dien cua)) triet".
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang cao hoi. hieu van nam luc va tinh ((((vien cua) OR (tien cua))) or (dien cua)) triet*.