Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"chinh do tu snippets" » "chinh so tu snippets", "chinh du tu snippets", "chinh cho tu snippets", "chinh co tu snippets", "chinh de tu snippets"

You may be able to get more results by adjusting your search query.

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