Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chu ung cho snippets" » "cuu ung cho snippets", "cho ung cho snippets", "chu quang cho snippets", "chu dung cho snippets", "chu rung cho snippets", "chu vung 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: (((("chu ung 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: (((("chu ung cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chu ung cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chu ung cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.