sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: Does CDP Choline, also known as “Citicholine”, have a significant effect on dopamine receptors, and possibly the dopamine transporter?
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 sentence 2: How did WWI anti-aircraft ammunition function? Compared to WWII's AA ammunition? sentence 1: What is difference between diffraction, refraction and reflection of light?
 sentence 2: Does sound waves reflect or refract? sentence 1: How do I earn more money through internet/online?
 sentence 2: How can we earn money online without investment? sentence 1: What are customised mobile apps?
 sentence 2: Which are some of the questions on Quora answered by Harvard, Stanford and MIT graduates? sentence 1: Are pyramids built by Egyptians?
 sentence 2: What if the pyramids were never built by Egyptians? sentence 1: Why does the government print money?
 sentence 2: Why can't the government just print more money to resolve its debts? sentence 1: Why is Saltwater Taffy candy imported in Greece?
 sentence 2: Why is saltwater Taffy candy imported in Canada? sentence 1: Where can I get quality assistance in Sydney for any property transaction?
 sentence 2: Where can I get necessary advice for any property transaction in Sydney? sentence 1: What are some good qualities of MS Dhoni?
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 sentence 2: What is the difference between "to" and "by" in the following sentences? sentence 1: How do you connect to wifi using TAILs?
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 sentence 2: How will long distance relationship work?
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