Top 30 keywords from the sample
| Keyword | Cluster | Occurrences | Average publication year |
|---|---|---|---|
| construction industry | 1 | 141 | 2017,7 |
| construction | 5 | 104 | 2019,6 |
| off-site construction | 2 | 75 | 2020,9 |
| prefabrication | 2 | 75 | 2019,1 |
| building information model | 4 | 60 | 2020,6 |
| industrialized construction | 4 | 43 | 2020,1 |
| design | 2 | 39 | 2020,8 |
| management | 2 | 39 | 2020,7 |
| prefabricated construction | 3 | 38 | 2020,3 |
| performance | 2 | 37 | 2020,0 |
| sustainability | 6 | 37 | 2019,4 |
| industrialization | 1 | 36 | 2016,9 |
| barriers | 2 | 34 | 2021,1 |
| industry 4.0 | 4 | 33 | 2019,8 |
| buildings | 2 | 32 | 2020,1 |
| housing | 1 | 32 | 2018,7 |
| life cycle analysis | 3 | 32 | 2014,2 |
| modular construction | 2 | 30 | 2019,9 |
| prefabricated building | 5 | 26 | 2021,4 |
| industrialized building | 1 | 24 | 2018,8 |
| architectural design | 1 | 23 | 2020,1 |
| sustainable development | 3 | 23 | 2019,1 |
| technologies | 2 | 21 | 2020,1 |
| manufacture | 1 | 19 | 2018,7 |
| off-site manufacturing | 1 | 19 | 2018,7 |
| project management | 1 | 19 | 2017,4 |
| building industry | 1 | 16 | 2018,8 |
| carbon | 3 | 15 | 2020,4 |
| building | 1 | 14 | 2021,1 |
| carbon emission | 3 | 14 | 2018,6 |
| Keyword | Cluster | Occurrences | Average publication year |
|---|---|---|---|
| construction industry | 1 | 141 | 2017,7 |
| construction | 5 | 104 | 2019,6 |
| off-site construction | 2 | 75 | 2020,9 |
| prefabrication | 2 | 75 | 2019,1 |
| building information model | 4 | 60 | 2020,6 |
| industrialized construction | 4 | 43 | 2020,1 |
| design | 2 | 39 | 2020,8 |
| management | 2 | 39 | 2020,7 |
| prefabricated construction | 3 | 38 | 2020,3 |
| performance | 2 | 37 | 2020,0 |
| sustainability | 6 | 37 | 2019,4 |
| industrialization | 1 | 36 | 2016,9 |
| barriers | 2 | 34 | 2021,1 |
| industry 4.0 | 4 | 33 | 2019,8 |
| buildings | 2 | 32 | 2020,1 |
| housing | 1 | 32 | 2018,7 |
| life cycle analysis | 3 | 32 | 2014,2 |
| modular construction | 2 | 30 | 2019,9 |
| prefabricated building | 5 | 26 | 2021,4 |
| industrialized building | 1 | 24 | 2018,8 |
| architectural design | 1 | 23 | 2020,1 |
| sustainable development | 3 | 23 | 2019,1 |
| technologies | 2 | 21 | 2020,1 |
| manufacture | 1 | 19 | 2018,7 |
| off-site manufacturing | 1 | 19 | 2018,7 |
| project management | 1 | 19 | 2017,4 |
| building industry | 1 | 16 | 2018,8 |
| carbon | 3 | 15 | 2020,4 |
| building | 1 | 14 | 2021,1 |
| carbon emission | 3 | 14 | 2018,6 |
Source(s): Authors’ own work
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