どこをどう

Meanings

1

expression, adverb

how; in what way; I wonder how

usually written using kana alone

Emphatic expression used when the speaker is puzzled or frustrated about how something happened or should be done. Often implies 'I have no idea how' or 'no matter how I think about it'.

See also: どう

どこをどう探さがしても見みつからない。
No matter where or how I search, I can't find it.
どこをどう間ま違ちがえたのか、さっぱりわからない。
I have no idea how I messed up.