| 1. | They have conducted more than 1 million man hours of quality training.
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| 2. | Hundreds and hundreds of man hours have been devoted to this,
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| 3. | If so, it would sure save a lot of man hours.
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| 4. | The kit was intended to have a construction time of 1000 man hours.
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| 5. | Hundreds and hundreds of man hours have been devoted to this.
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| 6. | But will I be spending any extra man hours on Wikipedia?
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| 7. | Authorities estimate some 12.48 million man hours were lost due to the strike.
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| 8. | Cleaning the roads had taken a huge expenditure in money and man hours.
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| 9. | Under the old system 240 man hours monthly were required.
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| 10. | These streamlined steam locomotives took many man hours to repair due to its casing.
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