Perhaps you should try some spelling variations:
"jen tzong dat snippets" » "ben trong dat snippets", "men tong dat snippets", "xen tong dat snippets", "jen trong dat snippets", "jen dong dat snippets", "jen trong dam snippets", "jen tzong dat slippers"
"python using sat snippets" » "python using data snippets", "python using a snippets", "python using raw snippets", "python using sat slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("jen tzong dat snippets") or ("python using sat snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("jen tzong dat snippets") OR ("python using sat snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( jen tzong dat snippets ) or ( python using sat snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("jen tzong dat snippets") or ("python using sat snippets"))) or ("locating bug code snippets"))*.