The figures are Norwegian krone (NOK) per 100 countercurrency units. The series start in June 2017.

The series reside in the historical catalog (Norway » Financial » Exchange rates » Bilateral rates) and are:

• EXRNKNOKUD.IBGD = (NOK per 100 BDT, NSA) - for Bangladesh, from 1 June 2017
• EXRNKNOKUD.IMMR = (NOK per 100 MMK, NSA) - for Myanmar, from 9 June 2017

Because catalog locations are subject to change, the upper-right search box on DataBuffet.com provides a "find in catalog" mode that accepts a mnemonic.