| Share | Phrase |
| 27.47% | alkylated [physical/chemical] phenol |
| 8.48% | alkylated [physical/chemical] sulfide |
| 7.71% | alkylated [physical/chemical] sulfonate |
| 7.27% | alkylated [physical/chemical] aromatic |
| 6.84% | alkylated [physical/chemical] ether |
| 6.84% | alkylated [physical/chemical] mono |
| 6.74% | alkylated [physical/chemical] derivative |
| 6.66% | alkylated [physical/chemical] benzene |
| 6.06% | alkylated [physical/chemical] diphenylamine |
| 4.97% | alkylated [physical/chemical] amine |
| 4.84% | alkylated [physical/chemical] polyphenyls |
| 3.24% | alkylated [physical/chemical] acid |
| 2.82% | alkylated [physical/chemical] compound |