a m a r B A Sh l A

It seems you are asking for a guide on (often referred to as Bijoy Bayanno), the most popular Bengali keyboard layout and typing software for Windows.

| To get | Type | |--------|------| | অ | a | | আ | A | | ক | k | | খ | K | | গ | g | | ঘ | G | | ঙ | (backtick) + g | | চ | c | | ছ | C | | জ | J | | ঝ | j | | ঞ | q | | ট | T | | ঠ | Shift + T ? (check layout – usually Th ) | | ড | D | | ঢ | Shift + D | | ণ | N | | ত | t | | থ | th | | দ | d | | ধ | dh | | ন | n | | প | p | | ফ | P | | ব | b | | ভ | B | | ম | m | | য | z | | র | r | | ল | l | | শ | S | | ষ | sh | | স | s | | হ | h | | ড় | R | | ঢ় | Shift+R | | য় | Z | | ৎ | ^ (shift+6) | | ং | (backtick) | | ঃ | : | | ঁ | ; |