Strong's Concordance and Lexicon in Hebrews and Greek

Exodus 1:11 - Therefore they did set over them taskmasters to afflict them with their burdens And they built cities treasure for Pharaoh Pithom and Raamses

Exodus 2:11 - And it came to pass in those days was grown when Moses that he went out one of his brethren and he spied on their burdens and he spied an Egyptian smiting an Hebrew one of his brethren

Exodus 5:4 - said And the king of Egypt unto them Wherefore do ye Moses and Aaron let the people from their works you unto your burdens

Exodus 5:5 - said And Pharaoh now are many Behold the people of the land and ye make them rest from their burdens

Exodus 6:6 - Wherefore say unto the children of Israel I am the LORD and I will bring you out from under the burdens of the Egyptians and I will rid you out of their bondage and I will redeem out arm you with a stretched judgments and with great

Exodus 6:7 - And I will take you to me for a people and I will be to you a God and ye shall know that I am the LORD and I will be to you a God which bringeth you out from under the burdens of the Egyptians