Problem: What are the most important words?
A bunch of planes are waiting on the runway to takeoff.
Answer: bunch, plane, wait

Problem: What are the most important words?
a view of a row of pretty terraced colourful houses in the seaside town
Answer: house, terrace, town, view

Problem: What are the most important words?
adding an element to the hairstyle with just the top
Answer:
add, element, top