Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sinh li doan snippets" » "sinh ly doan snippets", "sinh le doan snippets", "sinh lai doanh snippets", "sinh ly doanh 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: (((("sinh li doan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sinh li doan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sinh li doan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sinh li doan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.