[{"_id":"5c0a17013d8ca91bf4ee7885","fixed":[{"from":"1970-01-01","to":"1970-01-02","isCompleted":true},{"from":"2017-04-18","to":"2017-04-23","isCompleted":false},{"from":"2018-01-29","to":"2018-01-30","isCompleted":false}]},{"_id":"5c0a17013d8ca91bf4ee7886","fixed":[{"from":"1970-01-01","to":"1970-01-02","isCompleted":true},{"from":"2017-04-18","to":"2017-04-23","isCompleted":false},{"from":"2018-01-29","to":"2018-01-30","isCompleted":false}]},{"_id":"5c0a17013d8ca91bf4ee7887","fixed":[{"from":"2019-04-15","to":"2019-04-25","isCompleted":false},{"from":"2017-04-18","to":"2017-04-23","isCompleted":false},{"from":"2018-01-29","to":"2018-01-30","isCompleted":false}]}]

db.collection.find({fixed:{$not:{$elemMatch:{from:{$lt:"1970-01-02"},to:{$gt:"1970-01-01"},"isCompleted":true}}}})