Perhaps you should try some spelling variations:
"phi hoi cham snippets" » "phi hoi code snippets", "phi hoi chuc snippets", "phi hoi chu snippets", "phi toc cham snippets", "phi loi cham snippets", "khi hoi cham snippets", "phi doi cham 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 ("phi hoi cham snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"python using java snippets\") OR (\"phi hoi cham snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( python using java snippets ) OR ( phi hoi cham snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") OR ("phi hoi cham snippets"))) OR ("locating bug core snippets"))*.