Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"than hoc mo snippets" » "toan hoc mo snippets", "thai hoc mo snippets", "than doc mo snippets", "than hoc moi snippets", "than hoc mot snippets", "than hoc mon 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 ("than hoc mo snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("than hoc mo snippets"))) OR ("locating bugs code snippets")).
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