query: SELECT CountryCode ,  max(Percentage) FROM countrylanguage WHERE LANGUAGE  =  "Spanish" GROUP BY CountryCode
question: What-all the code of country where Spanish is spoke by that most largest percentage of persons?
query_toks: SELECT CountryCode , max ( Percentage ) FROM countrylanguage WHERE LANGUAGE = `` Spanish '' GROUP BY CountryCode
query_toks_no_value: select countrycode , max ( percentage ) from countrylanguage where language = value group by countrycode
question_toks: What-all the code of country where Spanish is spoke by that most largest percentage of persons?