Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"long va hanh slippers" » "luong va hanh slippers", "long van hanh slippers", "blong va hanh slippers", "long va thanh slippers", "long va danh slippers", "long va hanh slippery", "long va hanh grippers"
"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: (((("long va hanh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("long va hanh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( long va hanh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("long va hanh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.