Keyword some time in 100 then after some time not in 500?

It happen mostly with new site for first three four month. try to write quality content regularly and build high quality backlinks

How many time left google updation.. uffff

its usual during google updation

Yes also say google has been updating their algorithm and actually.

It has not been happening with only your site we all have been facing same issue but chill do work and you will get result soon because now days google has been updating their algorithm and actually

Can you Tell me many times consume google updation & As per your knowledge what the best SEO off page Techniques to Improve Keyword Rank.

You have to have an attitude. The client doesn't know anything and they want to remain like that. In India, many people are doing SEO the "2010" way. How many keywords are you targeting on a single page. research top 10 pages how many words they have on that particular query. Do not worry about ur client, there will be more just do your experiment with their site (white hat) and gain knowledge. Do not worry about ranking just do the work.

its difficult to understand client. he did not know any google updation. feel helpless

It has not been happening with only your site we all have been facing same issue but chill do work and you will get result soon because now days google has been updating their algorithm and actually