おもうがまま
to one's heart's content or satisfaction
Expression
むしろ彼かれの思おもうがままにさせてやりたい。
I would rather let him have his own way.
あの実業家じつぎょうかがこつを心得こころえていて、自分じぶんの思おもうがままになる資金しきんがもっとあれば、成功せいこうの見込みこみはもっと大おおきいのだ。
The chances of success are greater if the business man knows the ropes, and also has more funds at his disposal.