. (dot) – instead of one letter (for example, к.т, in order to find words кат, кіт, кот, кут)
* (asterisk) – instead of arbitrary amount of any letters (for example, сло*ік, in order to find words слоік, слонік, слоўнік)
+ (plus) – after a stressed vowel, in order for find words with certain stress (for example, музы+ка)
= (equality) – after a vowel with secondary stress (for example, паўно=чна-захо+дні)
<> (angle brackets) – to get the word paradigm (for example, <слова>)