1.  He said he regretted that the Burmese leadership was not responding to requests for a more liberal rule.

2.  The Burmese leadership denies it abuses human rights, and says that standards differ from one culture to another.

3.  The Burmese leadership denies the rights abuses, saying standards differ from one culture to another.

4.  He said he regretted the Burmese leadership was not responding to requests for a more liberal rule.