>
> The best it could achieve is to place 190 connected letters in the 462
> empty cells.
>

After 6 hours of computation, I got:

(334/462) 2295321 nodes
STROBE#ASLEEP#SIR#DOBBS
NEEDED#STAGER#CREMATORY
INTERESTINGLY#ROBERTSON
FUR#ENLARGES#FINITE#TAG
FROST#AIRED#RABIN#RHODE
SEAT#APRIL#REMINDS#ONE#
##C #ENAMELING#TIDING
T #GNAWING#PANGAEA
I R#DRIVE#CONTENDS
V ES#IRE#PASTES###
E #TULANE#LESSOR#
L #RESIDE#KITTEN#
Y#MARINO#KNEELS#
###PAVING#FRO#RES
ADMIRING#SOULS#
REELING#BURGLAR#
COMING#SUCCESSES# ##
#DON#SHIRKER#K #
JORGE#OLDER# A #
ERA#YORKER# T #
SANHEDRIN# O
UNDERDONE# O #
STANS#RED# N #

With no more progress :-(

JC


> Here is the tenth grid:
> ______*______*___*_____
> ______*______*_________
> _____________*_________
> ___*________*______*___
> _____*_____*_____*_____
> ____*_____*_______*___*
> **____*_________*______
> _______*_______*_______
> ________*_____*________
> _________*___*______***
> _____*______*______*___
> ____*______*______*____
> ___*______*______*_____
> ***______*___*_________
> ________*_____*________
> _______*_______*_______
> ______*_________*____**
> *___*_______*_____*____
> _____*_____*_____*_____
> ___*______*________*___
> _________*_____________
> _________*______*______
> _____*___*______*______
>


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