Which month had a sort value under 39 and 2 deaths?
CREATE TABLE "puerperal_fever_mortality_rates_for_birt" (
  "month" text,
  "births" text,
  "deaths" text,
  "rate_pct" text,
  "sort_restore" real
);
SELECT "month" FROM "puerperal_fever_mortality_rates_for_birt" WHERE "sort_restore"<39 AND "deaths"='2';