Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi phuc hon snippets" » "thi phu hon snippets", "thi thuc hon snippets", "thien phuc hon snippets", "thi phuc hoi snippets", "thi phuc hoa snippets", "thi phuc 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: (((("thi phuc hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi phuc hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi phuc hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi phuc hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.