Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luc tham do snippets" » "luc tham code snippets", "luc tam do snippets", "duc tham do snippets", "luc thap do snippets", "luc thai do snippets", "luc pham do snippets", "luc tham du 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: (((("luc tham 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: (((("luc tham do snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( luc tham do snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc tham do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.