Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kim ho chen snippets" » "kim ho cheng snippets", "kim zhuo chen snippets", "kim ho chieu snippets", "kim hao chen snippets", "kim hoa chen snippets", "kim hyo chen 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: (((("kim ho chen snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kim ho chen snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kim ho chen snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kim ho chen snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.