Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoc cau cua snippets" » "hoc cau code snippets", "hoc cao cua snippets", "hoc cac cua snippets", "hoc can cua snippets", "hoc cau qua snippets", "hoc ca cua snippets", "hoc cu cua 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: (((("hoc cau cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"hoc cau cua snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( hoc cau cua snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc cau cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.