These seem to fit the way that I sing it

(Am)When first I landed in (G)Liverpool, I (Am)went upon a spree Me (Am)money at last, I (G)spent it fast got (Am)drunk as drunk could (G)be and (Am)when me money (G)was all (Am)gone it was then I (G)wanted (Em)more but a (Am)man must be (G)blind to (Dm)make up his (G)mind to (Am)go to (E7)sea once (Am)more

(Am)Once more, once (G)more, once (Am)more me (Dm)lads once (Am)more a (Am)man must be (G)blind to (Dm)make up his (G)mind to (Am)go to (E7)sea once (Am)more