Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"theo cac ket snippets" » "tho cac ket snippets", "theo sach ket snippets", "thien cac ket snippets", "theo cao ket snippets", "theo cac ke snippets", "theo cac kieu snippets", "theo cac ket 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: (((("theo cac ket snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("theo cac ket snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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