Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong bac va slippers" » "dong bang va slippers", "dong luc va slippers", "dong hoc va slippers", "dong ban va slippers", "dong bac ha slippers", "dong bao va slippers", "dong bac va slippery", "dong bac 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: (((("dong bac 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: (((("dong bac va slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong bac va slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong bac va slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.