whereby

"Buying the car was a big expense, but will be worth it in the long run."

"One way to encourage your employees to work harder is by giving them incentives."

"It’s a good thought, but it will be a difficult thing to implement."

"The instructions outlined the process, wherein each step had to be completed in order. "

""The IT department worked hard to online the new server by the end of the week." "

"Keep going in the same direction."

"They will not submit to the destruction of their rights."

"By now, you must surely know which is which."

"The school's student council is a company of dedicated students who organize events. "

"There are eight planets in the solar system."

"While "goest" is archaic and rarely used, here's a sentence that attempts to fit the criteria, even though it sounds very old-fashioned: "Every morning, before the sun fully riseth, thou goest to the market to buy fresh bread." "

"The interrogative "who" is often used in classroom discussions to encourage student participation. "