Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hon hanh ca snippets" » "hong hanh ca snippets", "hon nhanh ca snippets", "hoc hanh ca snippets", "hon hanh cac snippets", "hon hanh cat snippets", "hon hanh cua 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: (((("hon hanh ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hon hanh ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hon hanh ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hon hanh ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.