SEARCH Statement - Format 1 - Serial Search

1 SEARCH identifier-1
2? VARYING
2.1 identifier-2
2.1 index-name-1
3? AT
3.1 END imperative-statement-1
4+ 
4 WHEN condition-1
4.1 imperative-statement-2
4.1 NEXT SENTENCE
4+ 
4 WHEN condition-1 imperative-statement-2
4.1? END-SEARCH