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however; nevertheless
計画は順調に進んだ。然しながら予算が足りなかった。
The plan progressed smoothly. However, the budget was insufficient.
彼の主張には一理ある。然しながら証拠が不十分だ。
His argument has some merit. Nevertheless, the evidence is insufficient.
努力は認める。然しながら結果が伴わなければ意味がない。
I acknowledge the effort. However, it is meaningless without results.