JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/3.10.1/lodash.min.js"></script>

JavaScript

/*var currentfilters = [{
  "id": "topics",
  "name": "Topics",
  "filters": [{
    "id": "isSubTopic",
    "label": "isSubTopic",
    "search": "isSubTopic",
    "num": 15
  }]
}, {
  "id": "isSubTopic",
  "name": "isSubTopic",
  "parentSearch": "Topics",
  "filters": [{
    "id": "subtopicFilter",
    "label": "subtopicFilter",
    "search": "subtopicFilter",
    "num": 2
  }, {
    "id": "subtopicFilter1",
    "label": "subtopicFilter1",
    "search": "subtopicFilter1",
    "num": 2
  }]
}, {
  "id": "notSubTopic",
  "name": "notSubTopic",
  "parentSearch": "uniueParentSearch",
  "filters": [{
    "id": "notSubTopic1",
    "label": "notSubTopic1",
    "search": "notSubTopic1",
    "num": 5
  }]
}];*/

var currentfilters = [{
  "id": "topics",
  "name": "Topics",
  "filters": [{
    "id": "isSubTopic",
    "label": "isSubTopic",
    "search": "isSubTopic",
    "num": 15
  }]
}, {
  "id": "isSubTopic",
  "name": "isSubTopic",
  "parentSearch": "isSubTopic",
  "filters": [{
    "id": "subtopicFilter",
    "label": "subtopicFilter",
    "search": "subtopicFilter",
    "num": 2
  }, {
    "id": "subtopicFilter1",
    "label": "subtopicFilter1",
    "search": "subtopicFilter1",
    "num": 2
  }]
}, {
  "id": "notSubTopic",
  "name": "notSubTopic",
  "parentSearch": "uniueParentSearch",
  "filters": [{
    "id": "notSubTopic1",
    "label": "notSubTopic1",
    "search": "notSubTopic1",
    "num": 5
  }]
}];

var i = 0,
  j,
  ifiltermax = currentfilters.length,
  currentParentSearch,
  currentFiltersArray,
  k,
  result = [];

for (; i < ifiltermax; i += 1) {
  currentParentSearch = currentfilters[i].parentSearch;
  if (currentParentSearch) {
    loop_j: for (j = 0; j < ifiltermax; j += 1) {
      if (j != i) {
        currentFiltersArray = currentfilters[j].filters;
        for (k = 0; k < currentFiltersArray.length; k += 1) {
          if (currentFiltersArray[k].search === currentParentSearch) {
            result.push(currentfilters[i]);
           ...