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