He is good at writing antithetical couplets.

They cooperated to form a coalition government.

They decided to form a coalition for political reasons.

He has a strong sense of honor.

All his actions are in linkage with his thoughts.

Their actions are closely linked.

His style is becoming more refined year by year.

His design is refined and beautiful.

She beautifully sang the trill.

This train connects Tokyo and Osaka.