semantic: 0.515
files: 0.466
mistranslation: 0.228
user-level: 0.222
graphic: 0.147
device: 0.100
i386: 0.093
virtual: 0.093
x86: 0.075
register: 0.045
arm: 0.039
boot: 0.037
risc-v: 0.036
vnc: 0.030
ppc: 0.028
hypervisor: 0.022
permissions: 0.022
assembly: 0.019
peripherals: 0.018
kernel: 0.018
socket: 0.015
network: 0.014
architecture: 0.014
VMM: 0.007
TCG: 0.006
KVM: 0.006
PID: 0.006
performance: 0.004
debug: 0.004

How to extract FIS (personal question)