Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ian khoi can snippets" » "van khoi can snippets", "dang khoi can snippets", "than khoi can snippets", "ian khoa can snippets", "ian khoi nang snippets", "ian hoc can 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: (((("ian khoi can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ian khoi can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ian khoi can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ian khoi can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.