What is them two (the two) when you and i is ngœbalngu?
CREATE TABLE "nominal_morphology" (
  "case_suffix" text,
  "we_two" text,
  "you_and_i" text,
  "you_two" text,
  "them_two_the_two" text,
  "who_two" text
);
SELECT "them_two_the_two" FROM "nominal_morphology" WHERE "you_and_i"='ngœbalngu';