cause ～, result in ～, bring about ～

be the reason for ～

therefore, consequently

affect ～, influence ～

contribute to ～, be involved in ～

address ～, handle ～

concentrate on ～, pay attention to ～

take part in ～, participate in ～

based on ～, as reported by ～

probably ～, be expected to ～

gradually, as time goes by

not ～ anymor

not always ～