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 1    II|         Fortune's play,~'Gainst doubtful, certain; much, 'gainst
 2    II|         threats and praise,~Thy doubtful message hast thou wisely
 3    IV|        in prize,~And feared the doubtful gain of bloody war,~He,
 4     V|        beauty's treasure:~Their doubtful fellows at their hap repined,~
 5    VI|       hazard all your troops to doubtful fight,~Then bind yourself
 6    VI| sceptres interpose, between~The doubtful hazards of uncertain fight;~
 7    VI|       long to see them end this doubtful fray,~And as they favor,
 8    VI|         this dangerous combat's doubtful end~Her joy, her comfort,
 9    VI|         her troubled thought,~A doubtful combat, love and honor fought.~ ~
10   VII|     forward still he made,~With doubtful steps, and ill assured pace;~
11    IX|      was the encounter, bloody, doubtful, long;~These won, those
12    IX|    whereon he stood, beheld~The doubtful hazard of that bloody field.~ ~
13     X| promised succors fail us might,~Doubtful of my great master's words
14     X|        and some inkling gave~In doubtful words of that he would have
15  XIII|      conquer; prove no more~The doubtful hazard of uncertain fight.~
16  XVII|      way have found~To end this doubtful war, with conquest glad,~
17  XVII|         Although some knowledge doubtful, dark, obscure~We have of
18    XX|        away,~And unresolved and doubtful, on each side,~Did praise