Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"binh han o2 snippets" » "binh dan o2 snippets", "binh tan o2 snippets", "binh van o2 snippets", "binh hang o2 snippets", "binh han 2 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: (((("binh han o2 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("binh han o2 snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( binh han o2 snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("binh han o2 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.