Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kim luc cho snippets" » "kim cuc cho snippets", "kim lu cho snippets", "kim chuc cho snippets", "kim luc cao snippets", "kim nuoc cho snippets", "kim luat cho 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 luc cho 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 luc cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kim luc cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kim luc cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.