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Introuction to The Open University of Sri Lanka
0:14:25

Introuction to The Open University of Sri Lanka

01Introduction to ConstructionTechnology
0:18:34

01Introduction to ConstructionTechnology

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7 months ago
02 Building House
0:28:28

02 Building House

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7 months ago
03 Construction Materials
0:17:01

03 Construction Materials

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7 months ago