bices ibces bcies cbies icbes cibes biecs ibecs beics ebics iebcs eibcs bceis cbeis becis ebcis cebis ecbis icebs ciebs iecbs eicbs ceibs ecibs bicse ibcse bcise cbise icbse cibse bisce ibsce bsice sbice isbce sibce bcsie cbsie bscie sbcie csbie scbie icsbe cisbe iscbe sicbe csibe scibe biesc ibesc beisc ebisc iebsc eibsc bisec ibsec bsiec sbiec isbec sibec besic ebsic bseic sbeic esbic sebic iesbc eisbc isebc siebc esibc seibc bcesi cbesi becsi ebcsi cebsi ecbsi bcsei cbsei bscei sbcei csbei scbei besci ebsci bseci sbeci esbci sebci cesbi ecsbi csebi scebi escbi secbi icesb ciesb iecsb eicsb ceisb ecisb icseb ciseb isceb siceb csieb scieb iescb eiscb isecb siecb esicb seicb cesib ecsib cseib sceib escib secib
Note: these 'words' (valid or invalid) are all the permutations of the word bices. These words are obtained by scrambling the letters in bices.