Thanks alot!

thanks for the quick reply, this was the actual hand ( typo ) gonna edit now

Now, time to show my ignorance:
how do I see if it's a yaku and what is it?

Hello everyone! I'm new to this forum and to mahjong and I was wondering why this hand isn't a ron hand: 3-dot 4-dot 5-dot 2-crak 3-crak 4-crak 1-bam 2-bam 3-bam 3-bam 3-bam 6-bam 7-bam 8-bam Now I'm a complete newbie so any help is appreciated. Edit: the last row is my current hand while the other ...