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