Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lich thai ho snippets" » "sinh thai ho snippets", "tinh thai ho snippets", "hinh thai ho snippets", "lich thai hoc snippets", "lich thai hoa snippets", "lich thoai ho 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: (((("lich thai ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lich thai ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lich thai ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lich thai ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.