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"
"cac nen dan snippets" » "cac benh dan snippets", "cac nhan dan snippets", "cac bien dan snippets", "cac nen van snippets", "cac nen dat snippets", "cac nan dan snippets", "cac nen dan slippers"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

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