Sentence:  A somewhat less fragmented hebephrenic patient of mine , who used to often seclude herself in her room , often sounded through the closed door - as I would <WSD>find</WSD> on passing by , between our sessions - for all the world like two persons , a scolding mother and a defensive child . 
Meaning of the word marked with <WSD> tags:  discover or determine the existence, presence, or fact of