Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tro cuu xac slippers" » "tro cua xac slippers", "tra cuu xac slippers", "troi cua xac slippers", "tro cuu dac slippers", "tro cuu cac slippers", "tro cuu xay slippers", "tro cuu xac slippery", "tro cuu xac grippers"
"locating bug code snippets" » "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: (((("python using java snippets") or ("tro cuu xac slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tro cuu xac slippers"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("tro cuu xac slippers"))) or ("locating bug code snippets"))*.