Hello,<br/><br/>I'm wondering if anyone has any comments about which of the sentences below are correct and more commonly used by native speakers:<br/><br/>1. Just to check if you encounter any <b>issues</b> accessing your email account.<br/><br/>2. Just to check if you encounter any <b>trouble</b> accessing your email account.<br/><br/>3. Just to check if you encounter any <b>problem</b> accessing your email account.<br/><br/>Thank you.