Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tin hoi hoc snippets" » "tin hoc hoc snippets", "tan hoi hoc snippets", "tin soi hoc snippets", "tin hoa hoc snippets", "tin khoa hoc snippets", "tin hoi chuc 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 ("tin hoi hoc snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tin hoi hoc snippets"))) OR ("locating bugs code snippets")).
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