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