You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "what are these little white balls in the back of my throat?" whose answer is Tonsilloliths.
Each document should contain about 30 words, and these documents should contain useful information.

Query: symptoms of white balls in the back of throat
Useful Output:

Doc 1: Tonsil stones aren't dangerous and usually don't cause more than bad breath. They can often be treated without surgery.
Doc 2: In this video Doctor O'Donovan explains key things you need to know about tonsil stones. What are tonsil stones? Tonsil stones
Doc 3: Tonsil redness and irritation are common symptoms of tonsil stones. In some instances, tonsil stones can cause chronic tonsil inflammation or
Doc 4: Tonsil stones can cause the tonsils and throat to become sore and can lead to a large amount of discomfort. They can even contribute to problems swallowing in
Doc 5: While tonsil stones are generally harmless, they may occasionally cause discomfort such as a sore throat, feeling like there is something stuck