Perhaps you should try some spelling variations:
nham thuc » nhan thuc, nam thuc, nham thu
xanh doi » xanh di, thanh doi, tinh doi
su sach » so sach, vu sach
mai hoi » mai khoi, dai hoi, lai hoi
va nham » va cham, va tham, va nha
thuc xa » thuc xay, tuc xa, thuc va
xa xanh » xa thanh, cay xanh, mau xanh
doi cua » dai cua, hoi cua
y nang » ky nang, ly nang, v nang
ma hoi » xa hoi, me hoi, va hoi
cua su » qua su

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 ((((ma hoi) OR (mai hoi))) or (ma hoa)). lieu va nham thuc xa xanh doi cua su~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang ((((ma hoi) OR (mai hoi))) OR (ma hoa)). lieu va nham thuc xa xanh doi cua su.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach y nang ((((ma hoi) OR (mai hoi))) or (ma hoa)). lieu va nham thuc xa xanh doi cua su".
• Adding a wildcard symbol may retrieve word variants: su sach y nang ((((ma hoi) OR (mai hoi))) or (ma hoa)). lieu va nham thuc xa xanh doi cua su*.