Really? Look at my flag, this is french one.
He is from Holland.
Edit: faster than me ^^
once unlock bootloader
the following tuto will give you latest CWM recovery and Root.
for 2.3.6 root, you can use this
1/ Put at the root of the SD card the file called: signed_GRK39F_root.zip
2/ Install PDA net and the fastboot drivers of your device
3/ Reboot terminal in fastboot mode (Power+ volume up)
4/ Once the phone is recognized , launch a cmd command :
cd c:\ the location of the fastboot folder
(ex: cd: C:\Users\Igor\Desktop\root nexus GRK39F\3 fastboot)
If you got a serial n° of device, go ahead
fastboot flash recovery recovery.img
In fastboot, select recovery, after this "install from zip" and select the zip file "signed_GRK39F_root.zip"
(volume up and down to move, power to select)
You are rooted