Perhaps you should try some spelling variations:
"locating bung code snippets" » "locating bug code snippets", "locating bung code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"danh hoi tu snippets" » "danh hoa tu snippets", "dan hoi tu snippets", "danh hoc tu snippets", "danh loi tu snippets", "danh hoi tu slippers"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("danh hoi tu snippets") or ("python using java snippets"))) or ("locating bung code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh hoi tu snippets") OR ("python using java snippets"))) OR ("locating bung code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("danh hoi tu snippets") or ("python using java snippets"))) or ("locating bung code snippets"))*.