there were client's vs there were clients

Some examples from the web:

• And our client's charity gets nothing.
• Could be a client's blood.
• My client's papers are totally valid.
• Satisfying your client's every need.
• An attorney who thinks his client's innocent.
• My client's privacy is nonnegotiable.
• - My client's already admitted...
• My client's still facing charges.
• My client's legal status in Germany is insecure.
• Client's name is Richard Gronbach - billionaire.
• Establishing my client's new defence.
• Application to exclude my client's interview.
• That woman impugned my client's chastity.
• Finishing my client's love contract.
• Your client's son is also my client's son.
• Client's choice, client's choice.
• I told them you were clients.
• The early companies we jammed were clients of Hiller Brood.
• But all the lists had were client names and cities where they sent money.
• His client stole my client's design.

Some examples from the web:

• There were several clients from Shanxi...
• Well, there were no clients on the books the night before she was killed, so...
• There were rumours our client and Miss Brooks were in a relationship.
• Were there any clients he was having difficulty with?
• Sarah, were there any clients that she asked to have blocked?
• Sarah, were there any clients that she asked to have blocked?
• I told them you were clients.
• The early companies we jammed were clients of Hiller Brood.
• But all the lists had were client names and cities where they sent money.
• In fact, a lot of them were clients of mine.
• I just assumed they were clients from out of town.
• Indication of whether the Client was one of top 100 subscription clients in revenue terms in the prior calendar year.
• Netting of client loans against client deposits is not permissible either.
• Intermediaries should provide key investor information to clients and potential clients.
• These oblige investment firms to deal with client orders fairly, expeditiously and according to clients' interests.
• Information requirements concerning safeguarding of client financial instruments or client funds
• Legit clients get an hour, but client listers vary based on individual needs.
• Managing portfolios in accordance with mandates given by clients on a discretionary client-by-client basis where such portfolios include one or more financial instruments.
• Managing portfolios in accordance with mandates given by clients on a discretionary client-by-client basis where such portfolios include one or more financial instruments.
• The information provided by the client to indirect clients shall include details of arrangements for transferring positions and accounts to an alternative client.