A kan kwamfuta a ofis ina saka kalmar sirri kafin in buɗe imel.

On the computer at the office I enter a password before I open email.

Breakdown of A kan kwamfuta a ofis ina saka kalmar sirri kafin in buɗe imel.

• ne: to be
• a: at
• a kan: on
• ofis: the office

Questions & Answers about A kan kwamfuta a ofis ina saka kalmar sirri kafin in buɗe imel.

What does a mean in a kan kwamfuta a ofis, and why does it appear twice?

In Hausa, a is a general preposition that usually means “in / at / on” depending on context.

• a kan kwamfuta = on the computer
  
  • a = on / at
  • kan = top / surface
  • Together: literally at the top (surface) of the computer → on the computer.
• a ofis = in the office
  
  • ofis is “office” (loan from English/French).

You see a twice because there are two separate location phrases:

• a kan kwamfuta – the physical device
• a ofis – the place where you are

So the sentence structure is basically:
[On the computer] [in the office] [I enter the password] [before I open email].

Could I leave out a and just say kan kwamfuta instead of a kan kwamfuta?

In ordinary, neutral speech you should keep a here. The most natural way to say “on the computer” is:

• a kan kwamfuta

Saying kan kwamfuta by itself is not impossible in all contexts, but it sounds incomplete or more like a noun phrase “the top of the computer” rather than a full prepositional phrase “on the computer.”

So for learner purposes, treat a kan X as the normal pattern for “on X.”

Is the word order flexible? Can I say Ina saka kalmar sirri a kan kwamfuta a ofis instead?