Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"so dac tranh slippers" » "so dau tranh slippers", "so sach tranh slippers", "so dac trung slippers", "so dan tranh slippers", "so dac tranh slippery", "so dac tranh 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: (((("so dac tranh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("so dac tranh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( so dac tranh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("so dac tranh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.