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"
"trinh he xu snippets" » "trinh han xu snippets", "trinh hoa xu snippets", "trinh ky xu snippets", "trinh he xa snippets", "trinh ve xu snippets", "trinh he xu slippers"

Try widening your search to All Fields.

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