ども

Conjunction (usually used in formal writing and formal speech) (Advanced ㊤ 88)

A conjunction that indicates concession based on an actual state or action.

Equivalent: Even though; although; though; no matter how much/often/hard/etc.

この二つの文章は言い方は違えども、言おうとしていることは同じだ。
Although the way in which these two compositions are written is different, their claims are the same.
行けども行けども人家が見えてこない。
No matter how far we go, we still can't see houses.
私は知識はあれども学才がなく、今後学問の世界でやっていけるとは思えない。
Although I have (a good amount of) knowledge, I have no scholastic talent, so I don't think I can survive in academia (in the future).
汲めども尽きぬ泉のように、彼は次々と美しい曲を書き続けた。
Just like a spring which never dries up no matter how much water is taken out, he kept writing beautiful songs, one after another.
見慣れているものというのは、視れども見えずで、毎日見ていてもその問題に気がつかないものである。
Regarding things you are used to seeing, even though you look at them, you don't really see them. So, you don't notice their problems even if you see them every day.
親といえども子供に対してそんな横暴は許されない。
Even parents shouldn't be allowed to exercise such tyranny over their children.
老いたりといえども、伊藤先生はまだ動きも速く、この剣道場の人は誰も先生に勝つことができない。
Although Master Ito is old, he still moves swiftly, and no one at this Japanese fencing school can beat him.
走れども走れども雪原が続いているだけだった。
No matter how far I drove, the snow (literally: snowfields) never ended.

Formation

Vconditionalども
行けどもEven though someone goes
見れどもEven though someone sees something
すれどもEven though someone does something
来れどもEven though someone comes

Notes