Perhaps you should try some spelling variations:
"toc lam dong snippets" » "toc lam code snippets", "toc lao dong snippets", "toc lam sang snippets", "toc ha dong snippets", "hoc lam dong snippets", "tac lam dong snippets", "toc la dong snippets"
"locating bug core snippets" » "locating bug code 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: (((("python using java snippets") or ("toc lam dong snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("toc lam dong snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( toc lam dong snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("toc lam dong snippets"))) or ("locating bug core snippets"))*.