Use quotes
Use *
Need to use the or /and connectors - use Google Advanced Search (https://www.google.com/advanced_search)
limit by document type:
site:gov = all levels of gvpt - federal / state / local and gvpt sponsored research
site:org = organizations / associations / think thanks
site:edu = educational institutions
"public trust doctrine" "climate change" constitution* site:gov
"public trust doctrine" "climate change" constitution* site:org
.com | Produced by a commercial enterprise, trying to sell something or funded by advertisers |
.edu | From an educational institution (college, high school, museum) |
.net | Network of computers |
.mil | A military site |
.gov | Produced by the government |
.org | Produced by a nonprofit organization |
.uk, .cn, .us, etc. | A country-sponsored site |
.md.us | A web site from the state of Maryland |