Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"son binh doc snippets" » "son tinh doc snippets", "son vinh doc snippets", "song minh doc snippets", "son dinh doc snippets", "son kinh doc snippets", "son sinh duoc 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: (((("son binh doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("son binh doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( son binh doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("son binh doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.