Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dam hat doi snippets" » "dam hat code snippets", "dam chat doi snippets", "dam ha doi snippets", "dam phan doi snippets", "dam hoat doi snippets", "dam thay doi snippets", "dam hang doi snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dam hat doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dam hat doi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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