Perhaps you should try some spelling variations:
"lochating bug code snippets" » "locating bug code snippets", "lochating bug code slippers", "lochating bug core snippets"
"python using java snippets" » "python using data snippets", "python using java slippers"
"tao cuu san snippets" » "tao cu san snippets", "tao cau san snippets", "khao cuu san snippets", "tao cuu van snippets", "tao cua san snippets", "tao cuu ban snippets", "tao cuu san slippers"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("tao cuu san snippets") or ("python using java snippets"))) or ("lochating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tao cuu san snippets") OR ("python using java snippets"))) OR ("lochating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("tao cuu san snippets") or ("python using java snippets"))) or ("lochating bug code snippets"))*.