a demand/a need
FOR
there was no demand for its product anymore
There’s no need for an excuse
a cause
OF
The cause of the explosion is unknown
a picture/photo/map/plan/drawing etc.
OF
I had a map of the town
an advantage/ a disadvantage
a) OF
The advantage of living alone
b) THERE IS an advantage IN doing st / TO doing st (disadvantage TO doing st)
There are many advantages in living alone
There are many advantages to living alone
an increase/decrease/rise/fall
IN (prices etc.)
There has been an increase in the number of road accidents recently
damage
TO
I had to pay for the damage to the other car
an invitation
TO (a party, a wedding etc.)
Did you get the invitation to the wedding?
a solution/key/answer/reply/reaction
TO (a problem, a door, a question, a letter, st etc.)
I was surprised at her reaction to my suggestion
an attitude
TO/TOWARDS
His attitude to/towards his job is very negative
a relationship/connection/contact
a) WITH
Do you have a good relationship with your parents?
b) BETWEEN two things or people
The police believe that there is no connection between the two crimes
difference
BETWEEN two things or people
There are some differences between BE and AE
a reason
FOR
nobody knew the reason for the delay