| Similarity | Rank | |
|---|---|---|
| energy-efficient | 0.911 | 24948 |
| energy-saving | 0.869 | 35516 |
| retrofits | 0.854 | 61075 |
| high-efficiency | 0.804 | 53165 |
| efficiency | 0.794 | 2593 |
| weatherization | 0.787 | 84020 |
| retrofit | 0.786 | 30084 |
| retrofitting | 0.782 | 52217 |
| daylighting | 0.776 | 93864 |
| renewable | 0.760 | 6153 |
| cogeneration | 0.736 | 76666 |
| energy-related | 0.726 | 86604 |
| low-carbon | 0.723 | 41607 |
| photovoltaics | 0.723 | 66103 |
| cost-savings | 0.721 | 85880 |
| photovoltaic | 0.714 | 22415 |
| Retrofit | 0.712 | 84668 |
| efficiencies | 0.709 | 16247 |
| environmentally-friendly | 0.708 | 47015 |
| Efficiency | 0.700 | 18898 |
| renewables | 0.699 | 27442 |
| LEED | 0.698 | 17886 |
| market-based | 0.694 | 53093 |
| gas-fired | 0.693 | 70372 |
| feed-in | 0.690 | 67440 |