This is the 663rd most frequent Finnish word.
olevia
"Being" or "existing" (partitive plural of "oleva").
Here, 'olevista' is the elative plural form of 'oleva', meaning 'existing', used as an adjective to describe 'paikoista' (places).
Kirjassa on mielenkiintoisia tietoja olevista paikoista.
The book contains interesting information about places that exist.
Here, 'olevia' modifies 'ihmisiä' (people) within a relative clause, describing individuals currently experiencing difficulties.
Hän piti puheen ihmisistä, jotka ovat vaikeuksissa olevia.
He gave a speech about people who are in difficulties.
Here, 'olevaa' is the singular partitive form of 'oleva', matching 'kauneutta' (beauty), indicating 'beauty that exists'.