Examples for search techniques
| search techniques | Google Scholar | BASE |
|---|---|---|
| AND-operator | space | space |
| OR-operator | OR | in brackets (Term A Term B) |
| NOT-operator | minus sign - | minus sign - |
| phrase search | "" | "" |
| truncation | not possible | * |
| search history | offered | offered |
| alerting | not offered | offered |
You will find some more operators. With "filetyp" you can e.g. limit the search in Google Scholar to a certain document type or with "intitle" to the title. All search engines have help and explanation texts in which you can read details:

