diff --git a/src/lib/misc-helpers.test.ts b/src/lib/misc-helpers.test.ts
index b3a98e5..280a741 100644
--- a/src/lib/misc-helpers.test.ts
+++ b/src/lib/misc-helpers.test.ts
@@ -15,7 +15,14 @@ test("parseEc should work", () => {
     expect(parseEc("scare")).toEqual(["scare", "scares", "scaring", "scared", "scared"]);
     expect(parseEc("study")).toEqual(["study","studies","studying","studied","studied"]);
     expect(parseEc("cry")).toEqual(["cry", "cries", "crying", "cried", "cried"]);
+    expect(parseEc("marry")).toEqual(["marry","marries","marrying","married","married"]);
+    expect(parseEc("get")).toEqual(["get","gets","getting","got","gotten"]);
+    expect(parseEc("become")).toEqual(["become","becomes","becoming","became","become"]);
+    expect(parseEc("make")).toEqual(["make","makes","making","made","made"]);
+    expect(parseEc("have")).toEqual(["have","has","having","had","had"]);
     expect(parseEc("die")).toEqual(["die", "dies", "dying", "died", "died"]);
+    expect(parseEc("stray")).toEqual(["stray","strays","straying","strayed","strayed"]);
+    expect(parseEc("cross")).toEqual(["cross","crosses","crossing","crossed","crossed"]);
     expect(parseEc("play")).toEqual(["play","plays","playing","played","played"]);
     // if there are only four items the perfect will be the same as the simple past
     expect(parseEc("think,thinks,thinking,thought")).toEqual(["think","thinks","thinking","thought","thought"]);
diff --git a/src/lib/misc-helpers.ts b/src/lib/misc-helpers.ts
index fd03123..8ddcb03 100644
--- a/src/lib/misc-helpers.ts
+++ b/src/lib/misc-helpers.ts
@@ -219,10 +219,25 @@ export function parseEc(ec: string): T.EnglishVerbConjugationEc {
         return ["a", "e", "i", "o", "u"].includes(s);
     }
     function makeRegularConjugations(s: string): T.EnglishVerbConjugationEc {
+        if (s === "get") {
+            return ["get","gets","getting","got","gotten"];
+        }
+        if (s === "become") {
+            return ["become","becomes","becoming","became","become"];
+        }
+        if (s === "make") {
+            return ["make","makes","making","made","made"];
+        }
+        if (s === "have") {
+            return ["have","has","having","had","had"];
+        }
         if ((s.slice(-1) === "y") && !isVowel(s.slice(-2)[0])) {
             const b = s.slice(0, -1);
             return [`${s}`, `${b}ies`, `${s}ing`, `${b}ied`, `${b}ied`];
         }
+        if (s.slice(-2) === "ss") {
+            return [`${s}`, `${s}es`, `${s}ing`, `${s}ed`, `${s}ed`];
+        }
         if (s.slice(-2) === "ie" && !isVowel(s.slice(-3)[0])) {
             const b = s.slice(0, -2);
             return [`${s}`, `${s}s`, `${b}ying`, `${s}d`, `${s}d`];