EAST PAKISTANIS NEAR A MAJORITY IN NEW ASSEMBLY
Sheik Mujibur's Awami League appears dose to winning majority in natl assembly; has carried all but 2 of 130 seats decided in East thus far and is seen likely to capture 23 more; Bhutto's Pakistan's People's party victory in West is major surprise; party has won 81 of 100 seats decided thus far; success linked to Bhutto's appeal for redistribution of wealth along Marxist lines; Bhutto, though wealthy landowner himself, has said that 'struggle in Pakistan is not between Moslem and Moslem, but between exploiters and exploited'; Mujibur, to gain power, seen having to arrive at some kind of understanding with armed forces, whose higher echelons have been dominated by W Pakistanis; nation congratulates itself on peaceful and efficient voting; election is widely considered personal triumph for Yahya Khan, who promised elections and return to civilian rule after he took power in Mar '69