They got lost and confused on the way back across 1000's of miles of enemy territory...
Enemy territory !!!!!!! LOL , they were **** scared to venture out of their barracks !!!!!
Though they did make it to Calcutta .... as POW's :D
Sample of message from the general in Dacca ......
"from COMD for COS(.) one(.) alfa(.) fortresses in all sectors under heavy pressure(.) I am though with formations only n wireless(.) NO replenishment of even ammunition(.) bravo(.) DACCA under heavy pressure rebels have already surrounded by city and firing with RRS and mortars supported by IAF armed hels (.) INDIANS also advancing(.) situation serious(.) fortress defence organised and will fight it out(.) two(.) alfa(.) Promised assistance must take practical shape by 14 dec.(.) brvo(.)CHINESE fighting in NEFA will have NO effect(.) is effect can only be felt in SILLIGUR and by engaging enemy air bases around us."