1. Although he makes a lot of money, he can't save anything.
- No matter how much money he makes, he can't save anything.

2. No matter what she said, no one paid any attention.
- Whatever she said, no one paid any attention.

3. However hard she tried, she couldn't lift the suitcase.
- No matter how hard she tried, she couldn't lift the suitcase.

4. Although he loves Joan very much, he isn't going to marry her.
- No matter how much he loves Joan, he isn't going to marry her.

5. It doesn't matter how much you earn, you shouldn't waste money.
- Although you earn a lot, you shouldn't waste money.

6. Although Betty is attractive, she can't find herself a boyfriend.
- No matter how attractive Betty is, she can't find herself a boyfriend.

7. Although it seems incredible, my grandma is getting married again.
- No matter how incredible it seems, my grandma is getting married again.

8. Although I love traveling very much, I can't afford to go to Japan.
- No matter how much I love traveling, I can't afford to go to Japan.

9. However rich he may be, I wouldn't like to be in his shoes.
- No matter how rich he may be, I wouldn't like to be in his shoes.

10. No matter how nice she may be, I won't like her.
- Whatever her niceness may be, I won't like her.