Curious - one only for alef-tsade

Note: these posts are the outputs of an initial algorithm for finding the root - in comments feel free to tell me what the right answer should have been for any line or lines so I can refine the algorithm.

PSALM ROOT USAGE
Psalm 119-V-Y )CR אֶצֹּר will observe

none for alef-qof

41 for alef-resh - excluding )RC (186)

PSALM ROOT USAGE
Psalm --8 )RX אָרְחוֹת paths of
Psalm -10 )RB יֶאֱרֹב He lies in wait
Psalm -10 )RB יֶאֱרֹב He lies in wait
Psalm -16 )RX אֹרַח a path of
Psalm -17 )RX אָרְחוֹת paths of
Psalm -19 )RX אֹרַח a race
Psalm -21 )R$ וַאֲרֶשֶׁת and a request of
Psalm -21 )RK אֹרֶךְ length of
Psalm -23 )RK לְאֹרֶךְ יָמִים for long days
Psalm -25 )RX כָּל אָרְחוֹת known paths of
Psalm -27 )RX בְּאֹרַח in a path
Psalm -29 )RZ אֲרָזִים cedars
Psalm -29 )RZ אֶת אַרְזֵי הַלְּבָנוֹן the cedars of Lebanon
Psalm -44 )RX אָרְחֶךָ your path
Psalm -48 )RM בְּאַרְמְנוֹתֶיהָ in her palaces
Psalm -59 )RB אָרְבוּ they lie in wait
Psalm -60 )RM אֶת אֲרַם with the exalted of
Psalm -60 )RM וְאֶת אֲרַם and with the exalted of
Psalm -78 )RB לָאַרְבֶּה to a swarm
Psalm -80 )R וְהָאֵר and reveal
Psalm -80 )R הָאֵר and shine
Psalm -80 )RZ אַרְזֵי אֵל cedars of God
Psalm -80 )R וְהָאֵר and shine
Psalm -83 )R בְעֵין דֹּאר at Endor
Psalm -86 )RK אֶרֶךְ slow
Psalm -91 )RK אֹרֶךְ Length
Psalm -92 )RZ כְּאֶרֶז like a cedar
Psalm -93 )RK לְאֹרֶךְ to the end of
Psalm 103 )RK אֶרֶךְ slow
Psalm 104 )RZ אַרְזֵי the cedars of
Psalm 109 )RB כָּאַרְבֶּה like a locust
Psalm 119-A-H )RX אֶת אָרְחוֹ his path
Psalm 119-K-* )RX מִכָּל אֹרַח missing every path of
Psalm 119-K-* )RX כָּל אֹרַח every path of
Psalm 119-K-* )RX כָּל אֹרַח every path of
Psalm 119-Ts-T )R הָאֵר pyre
Psalm 122 )RM בְּאַרְמְנוֹתָיִךְ in your citadels
Psalm 139 )RX אָרְחִי my path
Psalm 142 )RX בְּאֹרַח זוּ in this road
Psalm 145 )RK אֶרֶךְ patient of
Psalm 148 )RZ וְכָל אֲרָזִים and all cedars