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to be tied together; to be connected to; to be linked to
to lead to; to be related to
to be related (by blood)
小さな親切が大きな信頼関係につながることもある。
A small act of kindness can sometimes lead to a strong relationship of trust.
小さな親切が大きな信頼に繋がることもある。
Small kindnesses can sometimes lead to great trust.
工事が終わり二つの道路が接続った。
The construction finished and the two roads connected.