Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using raw snippets" » "python using real snippets", "python using a snippets", "python using low snippets"
"hoa lang van snippets" » "hoa dan van snippets", "hoa van van snippets", "hoa dang van snippets", "hoa tang van snippets", "hoa hoang van 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: (((("hoa lang van snippets") or ("python using raw snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoa lang van snippets") OR ("python using raw snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hoa lang van snippets ) or ( python using raw snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoa lang van snippets") or ("python using raw snippets"))) or ("locating bug core snippets"))*.