An increase can be in (iplayer usage).Logical formLearned from19 sentences. A percentage can be constituted-of-or-filled-with usage.Logical formLearned from19 sentences. Increases can be in usage.Logical formLearned from19 sentences. A usage may pertain-to consumers.Logical formLearned from19 sentences. Differences can be in usage.Logical formLearned from19 sentences. A (memory usage) can be efficient.Logical formLearned from19 sentences. A (codon usage) can be synonymous.Logical formLearned from19 sentences. Usage may expand.Logical formLearned from19 sentences. A usage can be flexible.Logical formLearned from19 sentences. A spike can be in usage.Logical formLearned from19 sentences. An (energy usage) can be annual.Logical formLearned from18 sentences. A usage can be documented.Logical formLearned from18 sentences. A usage may continue.Logical formLearned from18 sentences. A (currency usage) may pertain-to a country.Logical formLearned from18 sentences. A reduction can be in usage.Logical formLearned from18 sentences.