If a part of the ornament doesn't correspond to that one pictured already, then we may minimize a little the layer's Opacity. The new ornament's part must be flipped horizontally and vertically also (Edit – Transform – Flip Vertical).

Smoke Effect

Do the same manipulations you did with the other previous parts of the ornaments.

Smoke Effect

Then several other ornaments' parts:

Smoke Effect
 


Smoke Effect

Smoke Effect

Merge down all the layers with the smoke now (ctrl+e) and make three copies of the new layer (ctrl+j). Flip the copies horizontally and vertically as for them to be situated on all four sides equally. Minimize the Opacity of each of the layers till 65 %.

Smoke Effect