I will be back to visit Thailand for about three weeks and will be going to Korea for about 5 days later I returned to Thailand before flying back to Sydney.
I will return to visit the Thai approximation 3 weeks and then will go to Korea for about 5 days. After that, he returned to Thai before flying back to Sydney.
I will go back to visit Thailand for about 3 weeks, and then will be a visit to South Korea for about 5 days after that I went back to Thailand before the flight back to Sydney