After a long series (Where said Marshall was Man of the Series) and Holding was frequently hurt and Walsh was making his debut and on a prepared spinners wicket.
2nd Test: West Indies v Australia at Kingston, Mar 13-16, 1999 | Cricket Scorecard | ESPN Cricinfo
In this game Australia played two spinners and still gave up over 400 runs, one of occurances mean nothing.
3rd Test: West Indies v Australia at Bridgetown, Mar 26-30, 1999 | Cricket Scorecard | ESPN Cricinfo
And in this game the same two spinners gave up 300 twice, including a last day victory, while the fast bolwers took all of the wickets for the other team, again doesn't prove anything.
Hutton | Hobbs | Bradman | Richards | Tendulkar | Sobers | Gilchrist | Khan | Marshall | Warne | McGrath
Sutcliffe | Gavaskar | Headley | Chappell | Lara | Kallis | Miller | Knott | Ambrose | Lillee | Muralitharan
Greenidge | Morris | Ponting | Pollock | Hammond | Worrell | Ames | Hadlee | Holding | Trueman | O'Reilly
Richards | Simpson | Sangakkara | Weekes | Border | Walcott | Botham | Lindwall | Laker | Garner | Barnes