Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mot hanh ve snippets" » "mot thanh ve snippets", "mot doanh ve snippets", "hoc hanh ve snippets", "mot hanh vi snippets", "mot hanh va snippets", "mot hanh kem 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: (((("mot hanh ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mot hanh ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mot hanh ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mot hanh ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.