Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoi dat doc snippets" » "hoi dat code snippets", "hoi dap doc snippets", "hoi dan doc snippets", "hoc dat doc snippets", "hoi dat duoc snippets", "hoi day doc snippets", "hoi dat nuoc 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: (((("hoi dat doc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoi dat doc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hoi dat doc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi dat doc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.