Complex sentence: A significant number of Hmong Lao have fled to Thailand where they are mainly located in refugee camps in Phetchabun province but live under difficult conditions and face possible eviction back to Laos which would put their life in imminent danger.
Split into simpler sentences: A significant number of Hmong Lao have fled to Thailand where they are mainly located in refugee camps in Phetchabun province. There they live under difficult conditions and face possible forced repatriation back to Laos which would put their life in imminent danger.