Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hanh dao hon snippets" » "lanh dao hon snippets", "thanh dat hon snippets", "thanh dam hon snippets", "hanh dao hoan snippets", "hanh dao ho snippets", "hanh cao hon 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: (((("hanh dao hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh dao hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh dao hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh dao hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.