Based on the clue '2 of the ores for this yellowish green gas are roc...', what is the answer?

What is associated with: 2 of the model numbers for these big screen robots are the t 800 the t 1000? Based on the clue '2 of the more than 800 languages spoken on this co...', what is the answer? What is associated with: 2 of the most performed songs in the us after happy birthday both were sung march 31 2008 at d… Based on the clue '2 of the movie roles shes played are ethel thayer ...', what is the answer? Based on the clue '2 of the people who witnessed his execution were j...', what is the answer? Based on the clue '2 of the rude mechanicals from this play are tom s...', what is the answer? Based on the clue '2 of the titles in the random house unabridged dic...', what is the answer? Based on the clue '2 of the top 4 us papers by circulation have this ...', what is the answer?