23. The system of claim 15 , wherein the one or more words or phrases by themselves do not indicate the product or service or a product or service type.
23. The system of claim 15 , wherein the one or more words or phrases by themselves do not indicate the product or service or a product or service type. 24. The system of claim 23 , wherein the one or more physical processors are further caused to: receive a previous user input prior to the receipt of the user input, wherein the previous user input is related to the product or service, wherein to identify the product or service as at least one product or service to be purchased on behalf of the user, the one or more physical processors are further caused to: determine, based on the previous user input, without further user input after the receipt of the user input, the product or service as at least one product or service to be purchased on behalf of the user.