Based on the clue 'a trio of vision impaired rodents', what is the answer?

Based on the clue 'a trigonometric function or a placard', what is the answer? Based on the clue 'a trigonometric function that equals sinecosine or...', what is the answer? Based on the clue 'a trilogy set in alagaesia', what is the answer? Based on the clue 'a trinket bauble or other decorative embellishment', what is the answer? What is associated with: a trip from new york to ireland earned douglas corrigan this nickname in 1938? Based on the clue 'a trip to a bakery could show you how this 5 lette...', what is the answer? Based on the clue 'a trip to aa might be in order for this gluttonous...', what is the answer? What is associated with: a trip to india inspired his 1922 novel siddhartha?