This excepts only those times when the citta of the one who is digging and searching has become weak and tired due to having done too much work; then he must take a rest by entering into the quiet calm of samadhi for a while.
As soon as he withdraws from samadhi, having regained his strength, he goes on with his contemplative investigation, disentangling the story of the body more and more by using the principle of the three characteristics (Ti–lakkhana) as the way to develop.