Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"via van luc snippets" » "va van luc snippets", "gian van luc snippets", "giay van luc snippets", "via van loc snippets", "via van duc snippets", "via van lu snippets", "via van luc slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("via van luc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("via van luc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( via van luc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("via van luc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.