Perhaps you should try some spelling variations:
cham cuc » cham cuu, pham cuc, pham chuc
cuc ban » cua ban, cac ban, cuu ban
hanh de » hanh ve, hanh kem
hanh te » hanh tu, hanh ve, hanh he
ky lang » ky nang, ky tang, tay lang
va cham » va chat, va tham
hieu va » lieu va, hieu qua
hai hoi » dai hoi, hai moi, hai hai
ky dang » ky nang, ky danh
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cac ((ky lang) OR (ky dang)) hai hoi. hieu va cham cuc ban ((hanh te) or (hanh de)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ((ky lang) OR (ky dang)) hai hoi. hieu va cham cuc ban ((hanh te) OR (hanh de)) cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cac ((ky lang) OR (ky dang)) hai hoi. hieu va cham cuc ban ((hanh te) or (hanh de)) cua te".
• Adding a wildcard symbol may retrieve word variants: tu cac ((ky lang) OR (ky dang)) hai hoi. hieu va cham cuc ban ((hanh te) or (hanh de)) cua te*.