data*, data*system or que?y
* or ?)
a AND (b OR c)database finds the same hits like databases| To search for... | Enter... |
|---|---|
| XML and databases | xml AND databases or XML AND databases or xml AND database |
| Relational or XML databases | (xml OR relational) AND database |
| XML databases | "xml databases" |
| Database systems and database management systems | database*system |
| test and text | te?t |
| Maier or Meier or Meyer or Mayer | maier~ or meier~ or ... |
| Database and core where the distance between the words is at most 5 | "database core"~5 |