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Apache OpenOffice Calc
Apache OpenOffice - Official Download
Apache OpenOffice - The Free and Open Productivity Suite
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[下載] Apache OpenOffice v4.1.14 正式版,免費文書處理軟體(簡 …
Apache OpenOffice - Project Website
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Apache OpenOffice - Downloads
Apache OpenOffice Download Free - 4.1.15 - TechSpot
OpenOffice: The Leading Open-source Office Software Suite
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