to tug or hold onto something repeatedly
tirar o sujetar algo repetidamente (tirar o sujetar algo repetidamente)
"The child kept pulling at his mother’s hand."
"el niño siguió tirando de la mano de su madre." (el niño siguió **tirando de** la mano de su madre.)
to increase the level of output or performance
to highlight or bring attention to a higher idea or reason
to start selling goods or services to foreign markets
to be available to help or comfort someone in need
to start a conversation by being honest or expressive about...
to develop a close relationship through shared interests or...