Perhaps you should try some spelling variations:
nang doc » nang luc
va thanh » ban thanh, va tinh, le thanh
thu ban » thu hang
doc hoi » duoc hoi, hoc hoi, doc hai
hieu va » lieu va, hieu qua
ban ky » van ky, dan ky
va cam » va cham, va cac, va cao
do cua » doi cua, co cua, de cua
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: thu ban ky nang doc hoi. hieu va cam xuc ((va thanh) OR (gia thanh)) do cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu ban ky nang doc hoi. hieu va cam xuc ((va thanh) OR (gia thanh)) do cua te".
• Adding a wildcard symbol may retrieve word variants: thu ban ky nang doc hoi. hieu va cam xuc ((va thanh) OR (gia thanh)) do cua te*.