Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ban van tre snippets" » "ban dan tre snippets", "ban va tre snippets", "tan van tre snippets", "ban van tren snippets", "ban van te snippets", "ban ban tre snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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: (((("ban van tre snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ban van tre snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ban van tre snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban van tre snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.