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We on it for several hours but we haven't yet reached any conclusion.

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tried    succeeded    managed    decided  
8 hours              9 hours         10 hours  
work    are working    have been working    have been worked  
an or two hours    an and two hours    one hour or two    one or two hours  
that    where    which    what  
do they reach    did they reach    they reached    they reach  
are working    work    have been worked    have been working  
unware  brainless  unconscious  mindless  
held out   held up   held off   held on  
they reached    did they reach    they reach    do they reach  
where  the place which  the place where  in which  
they reached    did they reach    they reach    do they reach  
where; what   where; where   that; where   what; where  
Because    With    By    Without  

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