The blasts prompt widespread speculation amid calls for timely information from government.
The group of Vietnamese Christians has repatriated voluntarily despite alleged persecution in their homeland.
The clashes came after angry sugar cane farmers blocked a road with trucks in protest at alleged official corruption.
Experts say the existing system needs to change and will continue to be vulnerable to corrupt officials.
Sources say the new number includes members of families from neighboring townships.
Kem Sokha says the Cambodia National Rescue Party will meet soon with Hun Sen’s Cambodian People’s Party.
Numbers of those still missing vary widely, with local miners saying as many as 200 may still be buried.
Min Aung Hlaing says the military is willing to work with the new government that will come into power in January.