ÍÅ ÓÌÅÒÜ ÄÂÓÕ ÑËΠÑÂßÇÀÒÜ
[n'e um'et' dvukh slov sv'azat']
To be unable to tie two words together.
To be unable to formulate one's ideas or express one's thoughts; to be incoherent.
Cf. He can't put two words together.