Three example sentences of my own composition
～した方がいいかもしれない ：It might be a good idea to do
① It might be a good idea to take a small gift for her birthday.
② It might be a good idea to buy a new personal computer.
③ It might be a good idea to understand that she is kind of shy.
～した方がいいかもしれない ：It might be a good idea to do
① It might be a good idea to take a small gift for her birthday.
② It might be a good idea to buy a new personal computer.
③ It might be a good idea to understand that she is kind of shy.
