Based on the clue 'by way of la paz', what is the answer?

Based on the clue 'by volume this element makes up about 78 of our at...', what is the answer? Based on the clue 'by wars end they had banked over 13 million units ...', what is the answer? What is referred to by 'by way of 3'? Based on the clue 'by way of deception thou shalt do war is the motto...', what is the answer? Based on the clue 'by weight this element makes up more of the human ...', what is the answer? Based on the clue 'by weight youre 65 this element', what is the answer? Based on the clue 'by winning the british open this 24 year old becam...', what is the answer? What is associated with: by word of mouth these nomadic people keep track of arabian pedigrees some track back to 2500…