Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cap dan hanh slippers" » "cap dang hanh slippers", "cap dan khanh slippers", "cap dan thanh slippers", "cac dan hanh slippers", "ca dan hanh slippers", "cay dan hanh slippers", "cap dan hanh slippery", "cap dan 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: (((("cap dan 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: (((("cap dan hanh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cap dan hanh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cap dan hanh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.