Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"pha hoc te snippets" » "phap hoc te snippets", "phau hoc te snippets", "nha hoc te snippets", "pha hoc tu snippets", "pha hoc he 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: "((((\"pha hoc te snippets\") OR (\"python using java snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( pha hoc te snippets ) OR ( python using java snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("pha hoc te snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))*.