How creat blend material

How to create a blend of the material on the basis of maps and masks difus

masks 9 and 9 texturing

sorry for bad English
How use 1 texture on all terrain and add 8 similar masks and texturing on 1 material

Oh, Unreal Engine 4 Critical error 5.jpg — RGhost — file sharing, HELP!

[SM5] error X4510: maximum ps 5.0 sampler register index (16) exceeded


Need result - Maps 17_25.jpg - Google Drive

How make?

Problem solved