Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gap phai o snippets" » "gap phoi o snippets", "gop phan o snippets", "dap phap o snippets", "gap phai co snippets", "gap thai o snippets", "gap chai o 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: (((("gap phai o snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gap phai o snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gap phai o snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gap phai o snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.