Perhaps you should try some spelling variations:
pham chua » kham chua, pham chuc, pham cua
chua dan » cua dan, chua dac, chua dau
dieu cua » dieu tra
dan hanh » dang hanh, dan khanh, dan thanh
doi cua » dai cua, hoi cua
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
ve pham » vi pham, v pham, ve phan
hieu ve » hieu va, hieu van
nang co » nang cao, nang doc, nang noi
co hoi » co hoc, co loi
de cua » le cua, te cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ky nang co hoi. hieu ve pham chua dan hanh ((doi cua) or (((de cua) OR (dieu cua)))) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang co hoi. hieu ve pham chua dan hanh ((doi cua) OR (((de cua) OR (dieu cua)))) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky nang co hoi. hieu ve pham chua dan hanh ((doi cua) or (((de cua) OR (dieu cua)))) te".
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang co hoi. hieu ve pham chua dan hanh ((doi cua) or (((de cua) OR (dieu cua)))) te*.