CREATE TABLE "numbers_from_30_90" (
  "value" real,
  "khmer" real,
  "word_form" text,
  "ungegn" text,
  "ala_lc" text,
  "other" text
);

Question: What's the total value of សាមសិប?
SQL: SELECT SUM("value") FROM "numbers_from_30_90" WHERE "word_form"='សាមសិប';

Question: What can you say is the word from of sam sep?
SQL: SELECT "word_form" FROM "numbers_from_30_90" WHERE "other"='sam sep';

Question: What is smallest Khmer valued less than 90 have a kau sip ALA-LC?
SQL: SELECT MIN("khmer") FROM "numbers_from_30_90" WHERE "ala_lc"='kau sip' AND "value"<90;

Question: How much is the total value of kau sĕb UNGEGN ?
SQL: SELECT SUM("value") FROM "numbers_from_30_90" WHERE "ungegn"='kau sĕb';