Laos is covered by the big guidebook series, but not much else. Here are links to everybody's favorites:
Error calling PA-API 5.0! HTTP Status Code: 429 Error Message: [429] Client error: `POST https://webservices.amazon.com/paapi5/getitems` resulted in a `429 Too Many Requests` response: {"__type":"com.amazon.paapi5#TooManyRequestsException","Errors":[{"Code":"TooManyRequests","Message":"The request was de (truncated...) Error Type: TooManyRequests Error Message: The request was denied due to request throttling. Please verify the number of requests made per second to the Amazon Product Advertising API.
Note: The product information displayed on this page is supplied directly from Amazon.com. Price and product availability may vary. AsiaForVisitors.com takes no responsibility for the accuracy of the information presented here. Check the price and availability at Amazon.com before finalizing your order.