Perhaps you should try some spelling variations:
"locating bung code snippets" » "locating bug code snippets", "locating bung code slippers"
"using java code snippets" » "using data code snippets", "using java code slippers"
"tran van hau snippets" » "luan van hau snippets", "tran van ha snippets", "tran van hai snippets", "tran van dau snippets", "tran van hau slippers"

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