Question: How to check unique content in google search engine?

Answer: Input your text that you want to check into ” “ and hit enter. e.g “football is the best game”

Question: How can I understand my site is indexed or not in google search engine?

Answer: Go to google search box and type site:hadisquran.com and hit enter. As a result you can all URL list here. You can see total number of result

Question: How can I check back link from google search engine?

Answer: Go to google search box and type linkdomain:www.autogarment.com and hit enter. As a result you can all URL list here. You can see total number of result

allinurl:lectraSearchSEO
allintitle:lectraSearchSEO