Perhaps you should try some spelling variations:
pham thuc » phap thuc, pham chuc, nham thuc
thuc xay » thuc day, tuc xay, thuat xay
xay hanh » day nhanh, day thanh, xanh hanh
hanh tai » thanh tai, hang tai, han tai
tu sach » thu sach, te sach, tu cach
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
hieu so » thieu so
so pham » son pham, su pham, so phan
tai cua » thai cua, tai cuc, tri cua
cua tu » cua tuc, cua su, cua cu

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) OR (su sach)) ky nang xa hoi. hieu so pham thuc xay hanh tai cua tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (su sach)) ky nang xa hoi. hieu so pham thuc xay hanh tai cua tu".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) OR (su sach)) ky nang xa hoi. hieu so pham thuc xay hanh tai cua tu*.