Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dang hoc trinh slippers" » "dang doc trinh slippers", "dang hoc tinh slippers", "dang hoc sinh slippers", "dong hoc trinh slippers", "dan hoc trinh slippers", "nang hoc trinh slippers", "dang hoc trinh slippery", "dang hoc trinh grippers"
"dung java java snippets" » "dung va java snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dang hoc trinh slippers") or ("dung java java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang hoc trinh slippers") OR ("dung java java snippets"))) OR ("locating bugs code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("dang hoc trinh slippers") or ("dung java java snippets"))) or ("locating bugs code snippets"))*.