Perhaps you should try some spelling variations:
tan lanh » tai lanh, thanh lanh, tan thanh
nang cay » nang cao, nang cap, nang cai
cay phoi » cap phoi, tay hoi, cay cho
cac duc » cac du, cao duc, cac dac
hoi cua » hoi chuc
hai cua » thai cua, dai cua, lai cua
su sach » so sach
ty nang » ky nang, ty xang, ty hang
vu sach » vu bach, vu khach
hieu ve » hieu va, hieu van
ve cac » va cac, vien cac

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 (vu sach)) ty nang cay phoi. hieu ve cac duc tan lanh ((hai cua) or (hoi cua)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu sach)) ty nang cay phoi. hieu ve cac duc tan lanh ((hai cua) OR (hoi cua)) triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) OR (vu sach)) ty nang cay phoi. hieu ve cac duc tan lanh ((hai cua) or (hoi cua)) triet".
• Adding a wildcard symbol may retrieve word variants: ((su sach) OR (vu sach)) ty nang cay phoi. hieu ve cac duc tan lanh ((hai cua) or (hoi cua)) triet*.