Nobody knows "when he will come " indicated clause is=

"Near the forest", police found a sick old Rohingya lying of his back and crying piteously for help-

I know "where he lives"-

He knows "how I need to struggle against some unruly people "

I knew the boy "who will win"-

This is the book "I lost"-

"If it rains", I will stay at home-

They love each other "heart and soul "-

Dipta went to Australia "to receive higher education "-

They reached home "safe and sound"-

"Whoever wants to know" should ask me-

"Look" before you leap-

I know the reason "why Mithila has done this"-

The girl "Whom you met in the hospital " is my cousin-

Her mother should let her have "whatever dhe wants"-

The house "I live in" belongs to my father

I don't like the people "who are untidy "-

"If you make a promise ",you must keep it-

The guests arrive 'after sunset "-

I know "where he lives"-