Reapply "Strengthen search breadth and modal fitting"

This reverts commit 3f824c4bdf.

backend/services/cse.go

@@ -94,9 +94,9 @@ func (s *SearchService) SearchMediaWithDeadline(queries []string, enabledPlatfor
 	results := make([]SearchResult, 0, 90)
 	var lastErr error
 
-	baseQueries := limitQueries(queries, 8)
+	baseQueries := limitQueries(queries, 10)
 	shuffleStrings(baseQueries)
-	primaryQueries := baseQueries[:minInt(len(baseQueries), 3)]
+	primaryQueries := baseQueries[:minInt(len(baseQueries), 4)]
 	runSearchPass := func(bases []string, onlyMissing bool) {
 		for _, base := range bases {
 			if !deadline.IsZero() && time.Now().After(deadline) {
@@ -1432,9 +1432,9 @@ func limitCollectorQueries(collector string, queries []string, onlyMissing bool)
 	limit := 2
 	switch collector {
 	case "Envato", "Artgrid":
-		limit = 4
+		limit = 5
 	case "Google Video":
-		limit = 3
+		limit = 4
 	}
 	if onlyMissing {
 		limit--