Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duc hanh dep snippets" » "duc thanh dep snippets", "duc anh dep snippets", "du hanh dep snippets", "duc hanh de snippets", "duc canh dep snippets", "duc hanh dieu 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: (((("duc hanh dep snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc hanh dep snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duc hanh dep snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc hanh dep snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.