Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gap phoi son snippets" » "cap phoi son snippets", "gap phai son snippets", "cay phoi son snippets", "gap pho son snippets", "gap thai son snippets", "gap phoi hoc 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 phoi son 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 phoi son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gap phoi son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gap phoi son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.