The Intel NUC and Compute Stick products are sold through the retail channels. If they are not showing up in the stores that you would expect them to show up in, then you should be asking those stores why they are not stocking them. Perhaps they can give the folks representing the Brazilian channel the kick that is needed...
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Thank you for contacting Intel Communities.
I am sorry to hear you are having issues to get the Intel® Compute Stick.
Let me share a couple of links where you can find Intel® Authorized Distributors & Intel® Resellers (Technology Providers).
Intel® Authorized Distributors and Approved Suppliers
Intel® Technology Provider Finder
I hope this information helps.
Please let me know if you need further assistance.