Perhaps you should try some spelling variations:
pham chuc » pham duc, pham huu, kham chua
chuc dan » chuc danh, thuc dan, chua dan
dan hanh » dang hanh, dan khanh, dan thanh
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang co » nang cao, nang doc, nang noi
doi cua » dai cua, hoi cua
co hoi » co hoc, co loi
hieu v » hieu va, hieu ve, hieu 2
v pham » vi pham, d pham
le cua » ly 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 ty nang co hoi. hieu v pham chuc dan hanh ((doi cua) or (le cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty nang co hoi. hieu v pham chuc dan hanh ((doi cua) OR (le cua)) te.
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang co hoi. hieu v pham chuc dan hanh ((doi cua) or (le cua)) te*.