Collocations for isolated - adj.

appear, be, feel
become, get
remain
leave sb/sth
Without help, many elderly people would be left isolated.

keep sb/sth
She kept herself almost isolated from her colleagues.

extremely, fairly, very, etc.
completely, entirely, totally
increasingly
The President is looking increasingly isolated from the whole agenda.

largely
effectively, essentially
diplomatically, economically, geographically, physically, socially
Unless a compromise could be reached the country would be diplomatically isolated on this issue.
They found themselves socially isolated and ostracized.

from
a child who is isolated from other children

Isolated is used with these nouns:
area, case, example, existence, farm, hill, incident, individual, instance, occurrence, patch, phenomenon, pocket, settlement, spot, village