Fix typos in comments and localization hint

src/vs/platform/files/node/watcher/parcel/parcelWatcher.ts

@@ -170,9 +170,9 @@ export class ParcelWatcher extends BaseWatcher implements IRecursiveWatcherWithS
 	// to schedule sufficiently after Parcel.
 	//
 	// Note: since Parcel 2.0.7, the very first event is
-	// emitted without delay if no events occured over a
+	// emitted without delay if no events occurred over a
 	// duration of 500ms. But we always want to aggregate
-	// events to apply our coleasing logic.
+	// events to apply our coalescing logic.
 	//
 	private static readonly FILE_CHANGES_HANDLER_DELAY = 75;
 

src/vs/workbench/api/common/extHostTypes.ts

@@ -3122,7 +3122,7 @@ export class ChatResponseMarkdownPart {
 
 /**
  * TODO if 'vulnerabilities' is finalized, this should be merged with the base ChatResponseMarkdownPart. I just don't see how to do that while keeping
- * vulnerabilities in a seperate API proposal in a clean way.
+ * vulnerabilities in a separate API proposal in a clean way.
  */
 export class ChatResponseMarkdownWithVulnerabilitiesPart {
 	value: vscode.MarkdownString;

src/vs/workbench/contrib/debug/browser/replViewer.ts

@@ -423,7 +423,7 @@ export class ReplAccessibilityProvider implements IListAccessibilityProvider<IRe
 			return localize('replVariableAriaLabel', "Variable {0}, value {1}", element.name, element.value);
 		}
 		if (element instanceof ReplOutputElement || element instanceof ReplEvaluationInput || element instanceof ReplEvaluationResult) {
-			return element.value + (element instanceof ReplOutputElement && element.count > 1 ? localize({ key: 'occurred', comment: ['Front will the value of the debug console element. Placeholder will be replaced by a number which represents occurrance count.'] },
+			return element.value + (element instanceof ReplOutputElement && element.count > 1 ? localize({ key: 'occurred', comment: ["The debug console element's value will be prefixed before this text; {0} is the occurrence count."] },
 				", occurred {0} times", element.count) : '');
 		}
 		if (element instanceof RawObjectReplElement) {

src/vs/workbench/contrib/files/browser/views/explorerViewer.ts

@@ -1686,11 +1686,11 @@ export class FileDragAndDrop implements ITreeDragAndDrop<ExplorerItem> {
 
 			if (items.some((source) => {
 				if (source.isRoot) {
-					return false; // Root folders are handled seperately
+					return false; // Root folders are handled separately
 				}
 
 				if (this.uriIdentityService.extUri.isEqual(source.resource, target.resource)) {
-					return true; // Can not move anything onto itself excpet for root folders
+					return true; // Cannot move anything onto itself except for root folders
 				}
 
 				if (!isCopy && this.uriIdentityService.extUri.isEqual(dirname(source.resource), target.resource)) {