Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc trinh tu slippers" » "doc trinh tu slippers", "hoc tinh tu slippers", "hoc sinh tu slippers", "hoc trinh ky slippers", "hoc trinh do slippers", "hoc trinh tu slippery", "hoc trinh tu 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: (((("hoc trinh tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc trinh tu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc trinh tu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc trinh tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.