Chinese puzzle

Gold called the sequences "the heart of the Chinese puzzle".

Reconstruction was like Chinese puzzle with directions how to open it inside.

Trying to write is very much like trying to put a Chinese puzzle together.

There was an iron cube, some sort of a Chinese puzzle.

Trying to get inside her head was a big adventure, a complex Chinese puzzle that occupied my mind and time.

It's a damned Chinese puzzle if ever there was one.

They gave him a Chinese puzzle and told him to take it apart.

It's times like these that a Chinese puzzle or a brain-teaser becomes an absolute must.

We've got plenty to do besides trying to solve Chinese puzzles.

Naturally things cannot in reality fit together the way the evidence does in my letter; life is more than a Chinese puzzle.