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