Typhoon Olga rakes areas near ManilaMANILA. The Philippines d'PI) Torrential rainsspawned by Typhoon Olga sent flash floods swirling through metropolitan Manila today In storms ttyd forced 6,000 persons from their homes and strandedthousands of commutersIn one area in the Manila suburb of Caloocan suburb, waters rose to seven feet Navy amphibious tanks evacuate persons whosehomes and took them to schools.The Manila weather bureau said Olga was in the Pacific.150 null's east of the city,packing 75 mile-per hour winds and moving west northwest at R miles per hour toward rrrsPresident Ferdinand E Marcos lifted the regular I a m 1 a m martial law curfew to enable thousands of stranded commuters to return homeEleven military trucks picked up soaking wet office workers and employes whose cars stalled or were otherw isew ithout transportation.