Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"truan doi do snippets" » "truan doi code snippets", "truyen doi do snippets", "quan doi do snippets", "khuan doi do snippets", "truan doi bo snippets", "truan doi co snippets", "truan doi de snippets"
"python using java snippets" » "python using data 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: (((("truan doi do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("truan doi do snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( truan doi do snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("truan doi do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.