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совсем один stresses
gen.	all alone; completely alone (Andrey Truhachev); totally alone (Andrey Truhachev); absolutely alone (Andrey Truhachev); quite alone; quite by myself
austral., slang	all alone like a country dunny; on one's Pat Malone; on one's pat
совсем одна
gen.	by herself; completely alone (Andrey Truhachev); totally alone (Andrey Truhachev); absolutely alone (Andrey Truhachev)
inf.	all by herself (sitting at the table all by herself Val_Ships)

совсем один: 24 phrases in 3 subjects

Cliche / convention	2
General	13
Makarov	9