Perhaps you should try some spelling variations:
"nhe cac chat snippets" » "nhe cac code snippets", "nhe cao chat snippets", "nhe cac thuat snippets", "nhe cac nha snippets", "he cac chat snippets", "nghe cao chat snippets", "nghe cnc chat snippets"
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"

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 ("nhe cac chat snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"python using java snippets\") OR (\"nhe cac chat snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( python using java snippets ) OR ( nhe cac chat snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") OR ("nhe cac chat snippets"))) OR ("locating bug core snippets"))*.