>How this query will work fast. It has 37000 records, and takes .28 time to load.
>

> thisform.container6.searche.RecordSourceType=4  &&grid
> 
>     thisform.container6.searche.RecordSource = "select word,ur from dict "+;
>                " where UPPER(word) = Upper(Trim(thisform.container6.texte.Value))"+;
>                " order by word into cursor SYS(2015)  "
>

Is it returning 37000 records or it it querying a table that has 37000 records total? If you are pulling 37000 records then it will take a noticable amount of time just to transfer the data.

You'll need an index on Upper(word).