I have the log of a single-quote book that slipped through your special treatment. Attached is the log. It's certainly no problem to fix, but since you've created a special conversion and almost all single-quote files work fine these days, I thought it would be nice to share it with you.
Spoiler:
calibre, version 7.13.0
FOUT: Geen zoekresultaten gevonden: <p>Kan geen boeken vinden die overeenkomen met uw zoekopdracht. Probeer de zoekopdracht <b>minder specifiek</b> te maken. Gebruik bijvoorbeeld alleen de achternaam van de auteur en een enkel onderscheidend woord uit de titel.<p>Klik op 'Details weergeven' om het volledige logbestand weer te geven.
Running identify query with parameters:
{'title': 'Miss Eliza’s \xadEngelse keuken', 'authors': ['Annabel Abbs'], 'identifiers': {}, 'timeout': 30}
Using plugins: BOL_NL (6, 1, 0)
The log from individual plugins is below
****************************** BOL_NL (6, 1, 0) ******************************
Found 0 results
Downloading from BOL_NL took 0.6935093402862549
Querying:
https://www.bol.com/nl/nl/s/?searcht...eryContextHook
Rejecting as not close enough match: Miss Eliza's Engelse keuken
Rejecting as not close enough match: Miss Eliza's Engelse keuken
************************************************** ******************************
The identify phase took 0.80 seconds
The longest time (0.693509) was taken by: BOL_NL
Merging results from different sources
We have 0 merged results, merging took: 0.00 seconds