11. The system of claim 10 , wherein, when encoded, the document identifier and the frequency are interleaving.
11. The system of claim 10 , wherein, when encoded, the document identifier and the frequency are interleaving. 13. The system of claim 11 , wherein a quantity of bits is reserved to store the encoded document information, wherein, when the frequency is less than a frequency-value threshold, the quantity of bits is used to encode the term frequency and additional bytes are not used to encode a frequency field, and wherein, when the frequency exceeds the frequency-value threshold, additional bytes are used to encode the frequency field.