Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"minh can chu snippets" » "minh chanh chu snippets", "minh danh chu snippets", "minh tuan chu snippets", "minh ca chu snippets", "minh cac chu snippets", "minh can cau 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: (((("minh can chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("minh can chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh can chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh can chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.