add points

docs/allsetlearning/B2/之所以.md

@@ -40,9 +40,9 @@
 - Level： [B2](https://resources.allsetlearning.com/chinese/grammar/B2_grammar_points) / [HSK5](https://resources.allsetlearning.com/chinese/grammar/HSK5_grammar_points)
 - Similar to
   - [Cause and effect with "因为" and "所以"](../A2/因为...所以.md) (A2)
-  - [Expressing "as a result" with "结果"](https://resources.allsetlearning.com/chinese/grammar/Expressing_%22as_a_result%22_with_%22jieguo%22) (B1)
+  - [Expressing "as a result" with "结果"](../B1/结果.md) (B1)
   - [Expressing purpose with "为了"](https://resources.allsetlearning.com/chinese/grammar/Expressing_purpose_with_%22weile%22) (B1)
-  - [Expressing "due to…" with "由于"](https://resources.allsetlearning.com/chinese/grammar/Expressing_%22due_to%E2%80%A6%22_with_%22youyu%22) (B2)
+  - [Expressing "due to…" with "由于"](./由于.md) (B2)
 - Used for： [Sequencing events in time](https://resources.allsetlearning.com/chinese/grammar/Sequencing_events_in_time), [Indicating cause and effect](https://resources.allsetlearning.com/chinese/grammar/Indicating_cause_and_effect)
 - Keywords： [是](https://resources.allsetlearning.com/chinese/grammar/%E6%98%AF), [因为](https://resources.allsetlearning.com/chinese/grammar/%E5%9B%A0%E4%B8%BA), [所以](https://resources.allsetlearning.com/chinese/grammar/%E6%89%80%E4%BB%A5), [于](https://resources.allsetlearning.com/chinese/grammar/%E4%BA%8E), [由于](https://resources.allsetlearning.com/chinese/grammar/%E7%94%B1%E4%BA%8E), [之所以](https://resources.allsetlearning.com/chinese/grammar/%E4%B9%8B%E6%89%80%E4%BB%A5)
 
@@ -90,7 +90,7 @@
 ## See also
 
 - [Expressing purpose with "为了"](https://resources.allsetlearning.com/chinese/grammar/Expressing_purpose_with_%22weile%22)
-- ["Due to…" with "由于"](https://resources.allsetlearning.com/chinese/grammar/%22Due_to%E2%80%A6%22_with_%22youyu%22)
+- ["Due to…" with "由于"](./由于.md)
 - ["Because" with "而" indicating effect](../C1/而.md)
 - [Explaining results with "所以"](https://resources.allsetlearning.com/chinese/grammar/Explaining_results_with_%22suoyi%22)
 - [Cause and effect with "因为" and "所以"](../A2/因为...所以.md)